06-11 Honda Civic Si Thermal Throttle Body Spacer

P2R Thermal Throttle Body Spacer - 2006-2011 Honda Civic Si

Maximize the performance of your K-series engine with the P2R Power Rev Racing Thermal Throttle Body Spacer. Designed specifically for the 2006-2011 Honda Civic Si, this 3/4-inch spacer is engineered to increase horsepower and torque by optimizing intake plenum volume and improving airflow. In real-world testing, this modification delivered a proven 4.5 wheel horsepower gain, making it an essential upgrade for enthusiasts seeking reliable power.

Constructed from premium 6061 aluminum and machined in-house in the USA, this spacer combines precision engineering with long-lasting durability. The kit includes thermal gaskets to provide superior heat insulation, ensuring your intake charge stays cooler for consistent performance under demanding driving conditions.

Key Features

• **Increased Performance:** Dyno-tested to provide a 4.5 horsepower gain at the wheels on the 2006 Civic Si.
• **Premium Construction:** CNC machined in-house in the USA from high-quality 6061 aluminum.
• **Thermal Insulation:** Includes two thermal gaskets to reduce heat transfer and maintain cooler intake temperatures.
• **Complete Hardware:** Supplied with extended stainless steel Allen bolts for a secure installation.
• **Show-Quality Finish:** Features an anodized coating for enhanced durability and a clean engine bay aesthetic.
• **Customizable Port:** Optional 1/8" NPT threaded port available upon request for vacuum lines, nitrous, or methanol injection.

Specifications

• Thickness: 3/4 inch
• Material: 6061 Aluminum
• Hardware: Stainless steel Allen bolts
• Origin: Made in USA

Fitment / Applications

• 2006-2011 Honda Civic Si

Notes

• Optional 1/8" NPT port available upon request.

Pro Tip: Combine this spacer with a cold air intake to further maximize the cooling benefits of the included thermal gaskets.