{"title":"Chevrolet","description":"\u003cp\u003eShop \u003cstrong\u003eChevrolet performance parts\u003c\/strong\u003e at JSI Racing. High output alternators, LED headlights, seat brackets, and accessories for Camaro, Silverado, Tahoe, Corvette, Suburban, and more. We carry parts from JS Alternators, NTXGlow, Planted Technology, and other quality brands.\u003c\/p\u003e","products":[{"product_id":"2000-2005-chevrolet-impala-v6-3-4l-high-output-alternator","title":"2000-2005 Chevrolet Impala V6 3.4L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2000-2005 Chevrolet Impala V6 3.4L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2000-2005 Chevrolet Impala V6 3.4L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2000-2005 Chevrolet Impala V6 3.4L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861179982196,"sku":"13989-Impala-2000-2005-3.4L-250-6003-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861180014964,"sku":"13989-Impala-2000-2005-3.4L-320-6003-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861180047732,"sku":"13989-Impala-2000-2005-3.4L-370-6003-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861180080500,"sku":"13989-Impala-2000-2005-3.4L-400-6003-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/11125-4pin-angle_1_c6014dc9-dc7a-4a75-ad88-1b846e671660.png?v=1776100974"},{"product_id":"1997-1999-chevrolet-malibu-l4-2-4l-high-output-alternator","title":"1997-1999 Chevrolet Malibu L4 2.4L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1997-1999 Chevrolet Malibu L4 2.4L\u003c\/strong\u003e is a direct bolt-on upgrade for the 1997-1999 Chevrolet Malibu L4 2.4L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1997-1999 Chevrolet Malibu L4 2.4L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861181096308,"sku":"8228-7-Malibu-1997-1999-2.4L-250-104e-s5","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861181129076,"sku":"8228-7-Malibu-1997-1999-2.4L-320-104e-s5","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861181161844,"sku":"8228-7-Malibu-1997-1999-2.4L-370-104e-s5","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861181194612,"sku":"8228-7-Malibu-1997-1999-2.4L-400-104e-s5","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/11125-4pin-angle_1_fa0612de-64f0-4506-9cce-921a4f708ae8.png?v=1776101061"},{"product_id":"2005-2006-chevrolet-uplander-v6-3-5l-high-output-alternator","title":"2005-2006 Chevrolet Uplander V6 3.5L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2005-2006 Chevrolet Uplander V6 3.5L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2005-2006 Chevrolet Uplander V6 3.5L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2005-2006 Chevrolet Uplander V6 3.5L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861181489524,"sku":"11021-Uplander-2005-2006-3.5L-250-9801-326-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861181522292,"sku":"11021-Uplander-2005-2006-3.5L-320-9801-326-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861181555060,"sku":"11021-Uplander-2005-2006-3.5L-370-9801-326-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861181587828,"sku":"11021-Uplander-2005-2006-3.5L-400-9801-326-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/11125-4pin-angle_1_f664d359-cc3a-4ddf-a7d2-327572bfc2c2.png?v=1776101075"},{"product_id":"2005-2007-chevrolet-cobalt-l4-2-0l-high-output-alternator","title":"2005-2007 Chevrolet Cobalt L4 2.0L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2005-2007 Chevrolet Cobalt L4 2.0L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2005-2007 Chevrolet Cobalt L4 2.0L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2005-2007 Chevrolet Cobalt L4 2.0L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861186044276,"sku":"11109-Cobalt-2005-2007-2.0L-250-9801-323-sd6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861186077044,"sku":"11109-Cobalt-2005-2007-2.0L-320-9801-323-sd6","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/slingshot-angle_4e0ceedc-f8f8-4d6d-aa92-ed2bef887275.jpg?v=1776101319"},{"product_id":"1983-1986-chevrolet-cavalier-l4-2-0l-12si-high-output-alternator","title":"1983-1986 Chevrolet Cavalier L4 2.0L 12si High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1983-1986 Chevrolet Cavalier L4 2.0L 12si\u003c\/strong\u003e is a direct bolt-on upgrade for the 1983-1986 Chevrolet Cavalier L4 2.0L 12si. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 250 amp, 250 amp, 320 amp, 320 amp, 320 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 250 amp, 250 amp, 320 amp, 320 amp, 320 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncludes adaptor plug — one end connects to the high-output alternator, the other plugs into your factory harness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1983-1986 Chevrolet Cavalier L4 2.0L 12si\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator \/ V-Belt Pulley","offer_id":53861186109812,"sku":"7278-12-Cavalier-1983-1986-2.0L-250-adp6003-9801-151","price":399.0,"currency_code":"USD","in_stock":true},{"title":"250 amp alternator \/ Double V-Belt Pulley","offer_id":53861186142580,"sku":"7278-12-Cavalier-1983-1986-2.0L-250-adp6003-9801-151","price":399.0,"currency_code":"USD","in_stock":true},{"title":"250 amp alternator \/ 6-Rib Serpentine Pulley","offer_id":53861186175348,"sku":"7278-12-Cavalier-1983-1986-2.0L-250-adp6003-9801-151","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ V-Belt Pulley","offer_id":53861186208116,"sku":"7278-12-Cavalier-1983-1986-2.0L-320-adp6003-9801-151","price":449.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ Double V-Belt Pulley","offer_id":53861186240884,"sku":"7278-12-Cavalier-1983-1986-2.0L-320-adp6003-9801-151","price":449.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ 6-Rib Serpentine Pulley","offer_id":53861186273652,"sku":"7278-12-Cavalier-1983-1986-2.0L-320-adp6003-9801-151","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-12si-v1-angle_dba780ca-a3d5-422e-8001-35331357fa59.png?v=1776101324"},{"product_id":"1988-1990-chevrolet-caprice-v6-4-3l-cs144-high-output-alternator","title":"1988-1990 Chevrolet Caprice V6 4.3L cs144 High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1988-1990 Chevrolet Caprice V6 4.3L cs144\u003c\/strong\u003e is a direct bolt-on upgrade for the 1988-1990 Chevrolet Caprice V6 4.3L cs144. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncludes 14.8V GM-style internal regulator with pigtail plug harness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1988-1990 Chevrolet Caprice V6 4.3L cs144\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861190861172,"sku":"7864-5-Caprice-1988-1990-4.3L-250-6003L-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861190893940,"sku":"7864-5-Caprice-1988-1990-4.3L-320-6003L-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861190926708,"sku":"7864-5-Caprice-1988-1990-4.3L-370-6003L-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861190959476,"sku":"7864-5-Caprice-1988-1990-4.3L-400-6003L-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-cs144-s6-angle_e1921ff9-f522-4b17-a65d-668243aef383.jpg?v=1776101496"},{"product_id":"1997-2004-chevrolet-corvette-v8-5-7l-high-output-alternator","title":"1997-2004 Chevrolet Corvette V8 5.7L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1997-2004 Chevrolet Corvette V8 5.7L\u003c\/strong\u003e is a direct bolt-on upgrade for the 1997-2004 Chevrolet Corvette V8 5.7L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1997-2004 Chevrolet Corvette V8 5.7L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861191319924,"sku":"13969-Corvette-1997-2004-5.7L-250-6003-sd6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861191352692,"sku":"13969-Corvette-1997-2004-5.7L-320-6003-sd6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861191385460,"sku":"13969-Corvette-1997-2004-5.7L-370-6003-sd6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861191418228,"sku":"13969-Corvette-1997-2004-5.7L-400-6003-sd6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/13969-angle_4c3f3c00-38dd-43a7-9bac-7d3e79c970fa.png?v=1776101537"},{"product_id":"1967-1972-chevrolet-caprice-l6-4-1l-12si-high-output-alternator","title":"1967-1972 Chevrolet Caprice L6 4.1L 12si High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1967-1972 Chevrolet Caprice L6 4.1L 12si\u003c\/strong\u003e is a direct bolt-on upgrade for the 1967-1972 Chevrolet Caprice L6 4.1L 12si. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 250 amp, 250 amp, 320 amp, 320 amp, 320 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 250 amp, 250 amp, 320 amp, 320 amp, 320 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncludes 14.8V GM-style internal regulator with pigtail plug harness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1967-1972 Chevrolet Caprice L6 4.1L 12si\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator \/ V-Belt Pulley","offer_id":53861194006900,"sku":"7111-Caprice-1967-1972-4.1L-250-6003L","price":399.0,"currency_code":"USD","in_stock":true},{"title":"250 amp alternator \/ Double V-Belt Pulley","offer_id":53861194039668,"sku":"7111-Caprice-1967-1972-4.1L-250-6003L","price":399.0,"currency_code":"USD","in_stock":true},{"title":"250 amp alternator \/ 6-Rib Serpentine Pulley","offer_id":53861194072436,"sku":"7111-Caprice-1967-1972-4.1L-250-6003L","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ V-Belt Pulley","offer_id":53861194105204,"sku":"7111-Caprice-1967-1972-4.1L-320-6003L","price":449.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ Double V-Belt Pulley","offer_id":53861194137972,"sku":"7111-Caprice-1967-1972-4.1L-320-6003L","price":449.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ 6-Rib Serpentine Pulley","offer_id":53861194170740,"sku":"7111-Caprice-1967-1972-4.1L-320-6003L","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-12si-v1-angle_cb1ead0b-90bf-4180-98ad-3e51813e5022.png?v=1776101630"},{"product_id":"1998-2002-chevrolet-camaro-v8-5-7l-high-output-alternator","title":"1998-2002 Chevrolet Camaro V8 5.7L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1998-2002 Chevrolet Camaro V8 5.7L\u003c\/strong\u003e is a direct bolt-on upgrade for the 1998-2002 Chevrolet Camaro V8 5.7L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncludes 14.8V GM-style internal regulator with pigtail plug harness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1998-2002 Chevrolet Camaro V8 5.7L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861194989940,"sku":"8242-5-Camaro-1998-2002-5.7L-250-6003L-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861195022708,"sku":"8242-5-Camaro-1998-2002-5.7L-320-6003L-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861195055476,"sku":"8242-5-Camaro-1998-2002-5.7L-370-6003L-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861195088244,"sku":"8242-5-Camaro-1998-2002-5.7L-400-6003L-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-14009-6003-angle_503d315b-d6e2-4a23-bc25-86c7aa507c40.png?v=1776101782"},{"product_id":"2006-2011-chevrolet-impala-v6-3-5l-high-output-alternator","title":"2006-2011 Chevrolet Impala V6 3.5L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2006-2011 Chevrolet Impala V6 3.5L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2006-2011 Chevrolet Impala V6 3.5L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2006-2011 Chevrolet Impala V6 3.5L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861194596724,"sku":"11185-Impala-2006-2011-3.5L-250-9801-346-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861194629492,"sku":"11185-Impala-2006-2011-3.5L-320-9801-346-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861194662260,"sku":"11185-Impala-2006-2011-3.5L-370-9801-346-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861194695028,"sku":"11185-Impala-2006-2011-3.5L-400-9801-346-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/11125-2pin-angle_577522c3-4dfe-4e5f-9b0f-dc6549365eca.png?v=1776101813"},{"product_id":"1983-1984-chevrolet-s10-blazer-l4-2-0l-12si-high-output-alternator","title":"1983-1984 Chevrolet S10 Blazer L4 2.0L 12si High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1983-1984 Chevrolet S10 Blazer L4 2.0L 12si\u003c\/strong\u003e is a direct bolt-on upgrade for the 1983-1984 Chevrolet S10 Blazer L4 2.0L 12si. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 250 amp, 250 amp, 320 amp, 320 amp, 320 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 250 amp, 250 amp, 320 amp, 320 amp, 320 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncludes adaptor plug — one end connects to the high-output alternator, the other plugs into your factory harness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1983-1984 Chevrolet S10 Blazer L4 2.0L 12si\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator \/ V-Belt Pulley","offer_id":53861195972980,"sku":"7272-12-S10-Blazer-1983-1984-2.0L-250-adp6003-9801-151","price":399.0,"currency_code":"USD","in_stock":true},{"title":"250 amp alternator \/ Double V-Belt Pulley","offer_id":53861196005748,"sku":"7272-12-S10-Blazer-1983-1984-2.0L-250-adp6003-9801-151","price":399.0,"currency_code":"USD","in_stock":true},{"title":"250 amp alternator \/ 6-Rib Serpentine Pulley","offer_id":53861196038516,"sku":"7272-12-S10-Blazer-1983-1984-2.0L-250-adp6003-9801-151","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ V-Belt Pulley","offer_id":53861196071284,"sku":"7272-12-S10-Blazer-1983-1984-2.0L-320-adp6003-9801-151","price":449.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ Double V-Belt Pulley","offer_id":53861196104052,"sku":"7272-12-S10-Blazer-1983-1984-2.0L-320-adp6003-9801-151","price":449.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator \/ 6-Rib Serpentine Pulley","offer_id":53861196136820,"sku":"7272-12-S10-Blazer-1983-1984-2.0L-320-adp6003-9801-151","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-12si-v1-angle_5edce010-5dbd-4a63-997c-46e2d559288c.png?v=1776101848"},{"product_id":"1996-1997-chevrolet-s10-v6-4-3l-high-output-alternator","title":"1996-1997 Chevrolet S10 V6 4.3L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1996-1997 Chevrolet S10 V6 4.3L\u003c\/strong\u003e is a direct bolt-on upgrade for the 1996-1997 Chevrolet S10 V6 4.3L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncludes 14.8V GM-style internal regulator with pigtail plug harness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1996-1997 Chevrolet S10 V6 4.3L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861195710836,"sku":"8206-5-S10-1996-1997-4.3L-250-6003L-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861195743604,"sku":"8206-5-S10-1996-1997-4.3L-320-6003L-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861195776372,"sku":"8206-5-S10-1996-1997-4.3L-370-6003L-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861195809140,"sku":"8206-5-S10-1996-1997-4.3L-400-6003L-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-14009-6003-angle_174f6eb3-6450-440c-b4be-bc9d039c5ff5.png?v=1776101902"},{"product_id":"1996-2002-chevrolet-cavalier-l4-2-4l-high-output-alternator","title":"1996-2002 Chevrolet Cavalier L4 2.4L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1996-2002 Chevrolet Cavalier L4 2.4L\u003c\/strong\u003e is a direct bolt-on upgrade for the 1996-2002 Chevrolet Cavalier L4 2.4L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1996-2002 Chevrolet Cavalier L4 2.4L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861196431732,"sku":"8276-7-Cavalier-1996-2002-2.4L-250-104e-s5","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861196464500,"sku":"8276-7-Cavalier-1996-2002-2.4L-320-104e-s5","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861196497268,"sku":"8276-7-Cavalier-1996-2002-2.4L-370-104e-s5","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861196530036,"sku":"8276-7-Cavalier-1996-2002-2.4L-400-104e-s5","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/11125-4pin-angle_1_4d9b9d12-246d-4919-800b-7d4a0b7c1a3a.png?v=1776101929"},{"product_id":"1994-chevrolet-s10-blazer-v6-3-1l-high-output-alternator","title":"1994 Chevrolet S10 Blazer V6 3.1L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1994 Chevrolet S10 Blazer V6 3.1L\u003c\/strong\u003e is a direct bolt-on upgrade for the 1994 Chevrolet S10 Blazer V6 3.1L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncludes 14.8V GM-style internal regulator with pigtail plug harness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1994 Chevrolet S10 Blazer V6 3.1L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861197676916,"sku":"8160-5-S10-Blazer-1994-3.1L-250-6003L-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861197709684,"sku":"8160-5-S10-Blazer-1994-3.1L-320-6003L-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861197742452,"sku":"8160-5-S10-Blazer-1994-3.1L-370-6003L-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861197775220,"sku":"8160-5-S10-Blazer-1994-3.1L-400-6003L-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-14009-6003-angle_00f71d4b-8f97-4c94-8b06-12bc279d5a96.png?v=1776101967"},{"product_id":"2007-2013-chevrolet-avalanche-v8-5-3l-high-output-alternator","title":"2007-2013 Chevrolet Avalanche V8 5.3L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2007-2013 Chevrolet Avalanche V8 5.3L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2007-2013 Chevrolet Avalanche V8 5.3L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2007-2013 Chevrolet Avalanche V8 5.3L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861197873524,"sku":"8550-Avalanche-2007-2013-5.3L-250-9801-346-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861197906292,"sku":"8550-Avalanche-2007-2013-5.3L-320-9801-346-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861197939060,"sku":"8550-Avalanche-2007-2013-5.3L-370-9801-346-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861197971828,"sku":"8550-Avalanche-2007-2013-5.3L-400-9801-346-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/14009-2pin-angle_cae099ba-f7d8-4f92-8c9a-7d9dbf475852.jpg?v=1776101976"},{"product_id":"2010-chevrolet-express-pasajeros-v8-5-3l-high-output-alternator","title":"2010 Chevrolet Express Pasajeros V8 5.3L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2010 Chevrolet Express Pasajeros V8 5.3L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2010 Chevrolet Express Pasajeros V8 5.3L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2010 Chevrolet Express Pasajeros V8 5.3L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861198201204,"sku":"11234-Express-Pasajeros-2010-5.3L-250-9801-346-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861198233972,"sku":"11234-Express-Pasajeros-2010-5.3L-320-9801-346-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861198266740,"sku":"11234-Express-Pasajeros-2010-5.3L-370-9801-346-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861198299508,"sku":"11234-Express-Pasajeros-2010-5.3L-400-9801-346-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/14009-2pin-angle_19c2e814-ab6c-4d0f-b090-a91445dd9b5c.jpg?v=1776101981"},{"product_id":"2002-2006-chevrolet-trailblazer-l6-4-2l-high-output-alternator","title":"2002-2006 Chevrolet Trailblazer L6 4.2L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2002-2006 Chevrolet Trailblazer L6 4.2L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2002-2006 Chevrolet Trailblazer L6 4.2L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2002-2006 Chevrolet Trailblazer L6 4.2L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861198332276,"sku":"8290-Trailblazer-2002-2006-4.2L-250-104e-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861198365044,"sku":"8290-Trailblazer-2002-2006-4.2L-320-104e-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861198397812,"sku":"8290-Trailblazer-2002-2006-4.2L-370-104e-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861198430580,"sku":"8290-Trailblazer-2002-2006-4.2L-400-104e-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/8290-4pin-angle_2698e0b0-7041-400a-92da-a9952fff22b2.png?v=1776101983"},{"product_id":"2000-2002-chevrolet-tahoe-v8-5-3l-high-output-alternator","title":"2000-2002 Chevrolet Tahoe V8 5.3L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2000-2002 Chevrolet Tahoe V8 5.3L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2000-2002 Chevrolet Tahoe V8 5.3L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncludes 14.8V GM-style internal regulator with pigtail plug harness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2000-2002 Chevrolet Tahoe V8 5.3L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861198725492,"sku":"8237-Tahoe-2000-2002-5.3L-250-6003L-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861198758260,"sku":"8237-Tahoe-2000-2002-5.3L-320-6003L-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861198791028,"sku":"8237-Tahoe-2000-2002-5.3L-370-6003L-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861198823796,"sku":"8237-Tahoe-2000-2002-5.3L-400-6003L-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-14009-6003-angle_96b51778-694b-48e7-a6f8-4901f17bb9b7.png?v=1776101990"},{"product_id":"2014-2022-chevrolet-suburban-v8-5-3l-high-output-alternator","title":"2014-2022 Chevrolet Suburban V8 5.3L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2014-2022 Chevrolet Suburban V8 5.3L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2014-2022 Chevrolet Suburban V8 5.3L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2014-2022 Chevrolet Suburban V8 5.3L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861199315316,"sku":"14009-Suburban-2014-2022-5.3L-250-9801-346-sd6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861199348084,"sku":"14009-Suburban-2014-2022-5.3L-320-9801-346-sd6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861199380852,"sku":"14009-Suburban-2014-2022-5.3L-370-9801-346-sd6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861199413620,"sku":"14009-Suburban-2014-2022-5.3L-400-9801-346-sd6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/14009-2pin-angle_a3f803fd-1376-4827-94a6-c0a44dfff027.jpg?v=1776102124"},{"product_id":"2010-2015-chevrolet-camaro-v8-6-2l-high-output-alternator","title":"2010-2015 Chevrolet Camaro V8 6.2L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2010-2015 Chevrolet Camaro V8 6.2L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2010-2015 Chevrolet Camaro V8 6.2L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2010-2015 Chevrolet Camaro V8 6.2L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861200363892,"sku":"11487-Camaro-2010-2015-6.2L-250-nan-sd6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861200396660,"sku":"11487-Camaro-2010-2015-6.2L-320-nan-sd6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861200429428,"sku":"11487-Camaro-2010-2015-6.2L-370-nan-sd6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861200462196,"sku":"11487-Camaro-2010-2015-6.2L-400-nan-sd6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/13969-angle_d18a9c4a-a0c9-4d64-af4a-9863a80efad5.png?v=1776102145"},{"product_id":"2003-2004-chevrolet-ssr-v8-5-3l-high-output-alternator","title":"2003-2004 Chevrolet SSR V8 5.3L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2003-2004 Chevrolet SSR V8 5.3L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2003-2004 Chevrolet SSR V8 5.3L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2003-2004 Chevrolet SSR V8 5.3L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861200560500,"sku":"8292-SSR-2003-2004-5.3L-250-104e-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861200593268,"sku":"8292-SSR-2003-2004-5.3L-320-104e-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861200626036,"sku":"8292-SSR-2003-2004-5.3L-370-104e-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861200658804,"sku":"8292-SSR-2003-2004-5.3L-400-104e-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-14009-6003-angle_9db05c74-b870-476c-88b9-2151e9c594ad.png?v=1776102151"},{"product_id":"1995-1999-chevrolet-silverado-v8-5-7l-high-output-alternator","title":"1995-1999 Chevrolet Silverado V8 5.7L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1995-1999 Chevrolet Silverado V8 5.7L\u003c\/strong\u003e is a direct bolt-on upgrade for the 1995-1999 Chevrolet Silverado V8 5.7L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIncludes 14.8V GM-style internal regulator with pigtail plug harness\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1995-1999 Chevrolet Silverado V8 5.7L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861200953716,"sku":"8206-5-Silverado-1995-1999-5.7L-250-6003L-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861200986484,"sku":"8206-5-Silverado-1995-1999-5.7L-320-6003L-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861201019252,"sku":"8206-5-Silverado-1995-1999-5.7L-370-6003L-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861201052020,"sku":"8206-5-Silverado-1995-1999-5.7L-400-6003L-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-14009-6003-angle_7e79ca7d-d439-4056-bf65-21b680c05c5a.png?v=1776102159"},{"product_id":"2005-2006-chevrolet-ssr-v8-6-0l-high-output-alternator","title":"2005-2006 Chevrolet SSR V8 6.0L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2005-2006 Chevrolet SSR V8 6.0L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2005-2006 Chevrolet SSR V8 6.0L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2005-2006 Chevrolet SSR V8 6.0L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861202002292,"sku":"8292-SSR-2005-2006-6.0L-250-104e-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861202035060,"sku":"8292-SSR-2005-2006-6.0L-320-104e-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861202067828,"sku":"8292-SSR-2005-2006-6.0L-370-104e-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861202100596,"sku":"8292-SSR-2005-2006-6.0L-400-104e-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/1-14009-6003-angle_5c857c98-64ea-444b-b915-3ca0c0311136.png?v=1776102230"},{"product_id":"1997-2003-chevrolet-malibu-v6-3-1l-high-output-alternator","title":"1997-2003 Chevrolet Malibu V6 3.1L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 1997-2003 Chevrolet Malibu V6 3.1L\u003c\/strong\u003e is a direct bolt-on upgrade for the 1997-2003 Chevrolet Malibu V6 3.1L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1997-2003 Chevrolet Malibu V6 3.1L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861202526580,"sku":"13989-Malibu-1997-2003-3.1L-250-6003-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861202559348,"sku":"13989-Malibu-1997-2003-3.1L-320-6003-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861202592116,"sku":"13989-Malibu-1997-2003-3.1L-370-6003-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861202624884,"sku":"13989-Malibu-1997-2003-3.1L-400-6003-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/11125-4pin-angle_1_686d1db7-f6c2-4ebb-9c2e-54285861486b.png?v=1776102235"},{"product_id":"2012-2020-chevrolet-impala-v6-3-6l-high-output-alternator","title":"2012-2020 Chevrolet Impala V6 3.6L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. The \u003cstrong\u003eJS Alternators High Output Alternator for the 2012-2020 Chevrolet Impala V6 3.6L\u003c\/strong\u003e is a direct bolt-on upgrade for the 2012-2020 Chevrolet Impala V6 3.6L. This alternator fits directly into your stock alternator location with no modification required. Available in 250 amp, 320 amp, 370 amp, 400 amp, this alternator delivers the charging capacity your vehicle demands — whether you are running a high-powered audio system, aftermarket lighting, winches, or other power-hungry accessories.\u003c\/p\u003e\n\n\u003cp\u003eEvery JS Alternators unit is custom built with quality components and tested to ensure reliable, consistent output. The included smaller pulley spins the alternator faster for maximum output at all RPM ranges, giving you the power you need from idle to highway speed.\u003c\/p\u003e\n\n\u003ch2\u003eJS Alternators High Output Alternator Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e — Drops right into your stock alternator location with no modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Amperage Options:\u003c\/strong\u003e 250 amp, 320 amp, 370 amp, 400 amp\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFactory-style OEM plug — your stock connector plugs directly in with no rewiring\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Pulley Included\u003c\/strong\u003e — Smaller pulley spins faster for maximum output across all RPM ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Built and Tested\u003c\/strong\u003e — Every unit is built to order and tested for reliable performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coating Available\u003c\/strong\u003e — Optional custom powder coating colors for a finished look\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2012-2020 Chevrolet Impala V6 3.6L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA 1\/2\" to 1\" shorter serpentine belt is required due to the included smaller pulley\u003c\/li\u003e\n\u003cli\u003eBig 3 Wiring Upgrade is required when installing any high-output alternator — use 1\/0 gauge 100% copper wiring for the battery positive, chassis ground, and engine ground\u003c\/li\u003e\n\u003cli\u003eOptional voltage regulators available if you require a specific voltage setpoint — sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e The Big 3 Wiring Upgrade is the most important part of any high-output alternator installation. Your factory wiring was designed for a stock alternator — upgrading to 1\/0 gauge copper wiring on the three main power and ground cables ensures your new alternator can deliver its full rated output safely and efficiently. Without it, you are leaving power on the table and putting unnecessary strain on your factory wiring.\u003c\/p\u003e","brand":"JS Alternators","offers":[{"title":"250 amp alternator","offer_id":53861203902836,"sku":"11251-Impala-2012-2020-3.6L-250-9801-346-s6","price":399.0,"currency_code":"USD","in_stock":true},{"title":"320 amp alternator","offer_id":53861203935604,"sku":"11251-Impala-2012-2020-3.6L-320-9801-346-s6","price":449.0,"currency_code":"USD","in_stock":true},{"title":"370 amp alternator","offer_id":53861203968372,"sku":"11251-Impala-2012-2020-3.6L-370-9801-346-s6","price":499.0,"currency_code":"USD","in_stock":true},{"title":"400 amp alternator","offer_id":53861204001140,"sku":"11251-Impala-2012-2020-3.6L-400-9801-346-s6","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2300\/1972\/files\/11252-angle_43241c94-7b6d-4470-b240-4db3a44765ec.png?v=1776102316"},{"product_id":"2013-2022-chevrolet-malibu-l4-2-0l-high-output-alternator","title":"2013-2022 Chevrolet Malibu L4 2.0L High Output Alternator","description":"\u003cp\u003eUpgrade your electrical system with the power it needs. 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