GSC Power Division - SINGLE Chrome Polished Engine Valve 35mm STD - 14+ Subaru BRZ subaru-impreza-1999 Using proprietary woven cotton and

Using proprietary woven cotton and metal mesh with a precision molded rubber base

- Safe on vinyl

keeping the exhaust gases that spin your turbo hot makes for a more efficient

Increased suction/turbo noise

GSC Power Division - SINGLE Chrome Polished Engine Valve 35mm STD - 14+ Subaru BRZ subaru-impreza-1999 Using proprietary woven cotton andWhen creating the 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 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 face