Hybrid Racing RBC Thermal Throttle Body Gasket 4-2-1 CERAMIC HEADER the shift knob can be

the shift knob can be incorporated into the shift rod itself

this was designed for competition but works perfectly in your street car

engine bench testing

The bushings are solid

Not just limited to windshields

Hybrid Racing RBC Thermal Throttle Body Gasket 4-2-1 CERAMIC HEADER the shift knob can beReduce intake air temperatures with the help of our thermal throttle body gaskets. Made of a special insulating material, this gasket helps reduce heat transfer from the engine bay to intake air providing an increase in power. This gasket features the stock bore but has an easily removable section to bump the bore up to 70mm for throttle body upgrades making it easier for you.