Engine & Performance

  • -21% Sale
1980-1982 Oldsmobile Cutlass Cruiser V8 4.3L 12si High Output Alternator - JSI Racing  1980-1982 Oldsmobile Cutlass Cruiser V8 4.3L 12si High Output Alternator - JSI Racing 
1980-1982 Oldsmobile Cutlass Cruiser V8 4.3L 12si High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
1973-1978 GMC C15 V8 7.4L 12si High Output Alternator - JSI Racing  1973-1978 GMC C15 V8 7.4L 12si High Output Alternator - JSI Racing 
1973-1978 GMC C15 V8 7.4L 12si High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
2007-2022 Cadillac Escalade V8 6.2L High Output Alternator - JSI Racing  2007-2022 Cadillac Escalade V8 6.2L High Output Alternator - JSI Racing 
2007-2022 Cadillac Escalade V8 6.2L High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
1976-1978 Chevrolet K20 V8 7.4L 12si High Output Alternator - JSI Racing  1976-1978 Chevrolet K20 V8 7.4L 12si High Output Alternator - JSI Racing 
1976-1978 Chevrolet K20 V8 7.4L 12si High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
1996-2000 GMC C2500 V8 6.5L High Output Alternator - JSI Racing  1996-2000 GMC C2500 V8 6.5L High Output Alternator - JSI Racing 
1996-2000 GMC C2500 V8 6.5L High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
1966-1967 Chevrolet Malibu V8 6.5L 12si High Output Alternator - JSI Racing  1966-1967 Chevrolet Malibu V8 6.5L 12si High Output Alternator - JSI Racing 
1966-1967 Chevrolet Malibu V8 6.5L 12si High Output Alternator - $399-$449
From $399.00 $499.00
From $399.00
  • -21% Sale
1963-1967 Chevrolet C30 Pickup V8 4.6L 12si High Output Alternator - JSI Racing  1963-1967 Chevrolet C30 Pickup V8 4.6L 12si High Output Alternator - JSI Racing 
1963-1967 Chevrolet C30 Pickup V8 4.6L 12si High Output Alternator - $399-$449
From $399.00 $499.00
From $399.00
  • -21% Sale
1969-1972 Chevrolet Blazer L6 4.8L 12si High Output Alternator - JSI Racing  1969-1972 Chevrolet Blazer L6 4.8L 12si High Output Alternator - JSI Racing 
1969-1972 Chevrolet Blazer L6 4.8L 12si High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
2009-2012 GMC Canyon V8 5.3L High Output Alternator - JSI Racing  2009-2012 GMC Canyon V8 5.3L High Output Alternator - JSI Racing 
2009-2012 GMC Canyon V8 5.3L High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
2002-2004 Chrysler Intrepid V6 3.5L High Output Alternator - JSI Racing 
2002-2004 Chrysler Intrepid V6 3.5L High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
2004 Oldsmobile Alero V6 3.4L High Output Alternator - JSI Racing  2004 Oldsmobile Alero V6 3.4L High Output Alternator - JSI Racing 
2004 Oldsmobile Alero V6 3.4L High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
1973 Chevrolet Chevelle V8 7.4L 12si High Output Alternator - JSI Racing  1973 Chevrolet Chevelle V8 7.4L 12si High Output Alternator - JSI Racing 
1973 Chevrolet Chevelle V8 7.4L 12si High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
1977-1984 Pontiac Parisienne V8 5.7L 12si High Output Alternator - JSI Racing  1977-1984 Pontiac Parisienne V8 5.7L 12si High Output Alternator - JSI Racing 
1977-1984 Pontiac Parisienne V8 5.7L 12si High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
1994-1995 Oldsmobile 98 V6 3.8L cs144 High Output Alternator - JSI Racing  1994-1995 Oldsmobile 98 V6 3.8L cs144 High Output Alternator - JSI Racing 
1994-1995 Oldsmobile 98 V6 3.8L cs144 High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
1980-1981 Pontiac LeMans V8 4.3L 12si High Output Alternator - JSI Racing  1980-1981 Pontiac LeMans V8 4.3L 12si High Output Alternator - JSI Racing 
1980-1981 Pontiac LeMans V8 4.3L 12si High Output Alternator
From $399.00 $499.00
From $399.00
  • -21% Sale
1971-1976 Pontiac Firebird L6 4.1L 12si High Output Alternator - JSI Racing  1971-1976 Pontiac Firebird L6 4.1L 12si High Output Alternator - JSI Racing 
1971-1976 Pontiac Firebird L6 4.1L 12si High Output Alternator
From $399.00 $499.00
From $399.00