GSC Power-Division Single Exhaust Valve 30mm (STD) (gsc2041-01) 1651 Mazdaspeed3 2007-13

Mazdaspeed3 2007-13

the preferred clutch disc is the cerametallic style with a damper hub

Swift Springs Come Standard On ZR Series Coilover

both form and function are priorities when it comes to modifying cars and that's why we've raised the bar with the Version 2 of our extremely popular heat shield

GSC Power-Division Single Exhaust Valve 30mm (STD) (gsc2041-01) 1651 Mazdaspeed3 2007-13When 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