GSC Power-Division 23-8N Exhaust Valve Set of 8-29mm STD (gsc2281-8) FITMENT_G37 The EVO5008 is the starting

The EVO5008 is the starting point of the first

Rotrex C38-91 Supercharger w/ 85mm Pulley (7psi)

style and fitment

Uses High Quality Band Clamps And OE Style Bayonet Hangers

GSC Power-Division 23-8N Exhaust Valve Set of 8-29mm STD (gsc2281-8) FITMENT_G37 The EVO5008 is the startingWhen 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