The RBC manifold provides significant performance improvement over the stock PRB and PRC (K20A2 Type S and K20A Type R) intake manifolds

NO CORE required

and we are proud to release it to the world

Multi way adjustability

Easy installation and perfect fit

Thermal Throttle Body Gaskets - K20 slave cylinder The RBC manifold provides significantReduce 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. Insulates heat from intake air OEM or aftermarket sized TBs Push out ring