GSC Power-Division Super Alloy Exhaust Valve Set of 12-29mm (STD) (gsc2065-12) _Under_The_Hood E46 2004 BMW 330xi E46

E46 2004 BMW 330xi E46

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Seibon Carbon's attention to detail and craftsmanship ensures a premium performance component suitable for enthusiasts seeking both style and weight reduction

Works with vehicle's leaf springs to provide your half-ton exceptional rear load leveling capacity and keeps the vehicle riding stable

GSC Power-Division Super Alloy Exhaust Valve Set of 12-29mm (STD) (gsc2065-12) _Under_The_Hood E46 2004 BMW 330xi E46When creating our new valve line we set out to create the best performance, longest lasting valves available to the aftermarket. Using advanced 3D design and simulation software, we have created a stronger and higher flowing valve head design. We flow test prototype valve heads in the specific applications to make sure we have the highest flowing valve head available on the market today. With the materials used, we have less valve distortion at the