003" for consistent and confident clutch operation

Stainless oil feed line kit

5150 stands out for its commitment to quality and performance

injector controller

Crafted from 1045 steel billet

BMW B48 Valve guides 330073R 003" for consistent and confidentOur HD bronze valve guides for the BMW B48 engine are engineered for high performance and boosted applications where OEM materials fall short. These replace the factory BMW valve guides in the cylinder head (intake and exhaust guide assemblies). Built to handle increased temperatures, higher valve spring pressures, and sustained RPM, these guides provide improved stability and durability under demanding conditions. Machined from high quality bronze