SpeedFactory Thermal Throttle Body Gasket B/D/F/H 70mm HKS For the ultimate test

For the ultimate test

By being placed inside the oil pan

strut suspensions have fewer components

Accurate AFR data is critical when tuning an engine

For maximum suspension performance

SpeedFactory Thermal Throttle Body Gasket B/D/F/H 70mm HKS For the ultimate testThe SpeedFactory Racing 70mm Thermal Throttle Body Gasket is designed to be used with all common aftermarket cast 68 70mm throttle bodies. Offering precise fitment and a true 70mm bore for maximum airflow. If you want a true bolt on & go reusable thermal gasket solution that requires no modifications or tedious aligning to try and get the gasket to not hang out into the bore, this is your choice. Providing reduced heat transfer = more power, reduced