GSC Power-Division Single Super Alloy Exhaust Valve 30.5mm (STD) for 4G63T (gsc2005-01) 71015 2 2001 BMW Z3 Submodel:

2 2001 BMW Z3 Submodel: M-Coupe

Rear Drums 1979 Chevrolet Impala Special Comments: 9

This down-pipe is ceramic coated inside and out

the craftsmanship on our filter housings is second to none

GSC Power-Division Single Super Alloy Exhaust Valve 30.5mm (STD) for 4G63T (gsc2005-01) 71015 2 2001 BMW Z3 Submodel:For those running high horsepower, high EGT set ups that need a valve that will last in 2000 F conditions. The Super Alloy Exhaust valves have chrome polished stems to create a smooth, durable finish for added life and better lubricity, especially when paired with the GSC Manganese bronze valve guides. Strength, heat resistance, and performance are engineered into every valve. Under head dish is maximized for weight savings while swirl polished and