GSC Power Division - Chrome Polished Engine Valve 30mm Head +1mm - 15+ Subaru WRX subaru-wrx-2008 whether you drive your vehicle

whether you drive your vehicle daily or take it for track runs

The Redline Carbon Fiber intake is compatible with existing COBB Off The Shelf Maps that support the standard SF Intake

airflow straighteners and composite body for ultimate performance

Tech Springs are an excellent step towards suspension tuning

360 Cranking Amps

GSC Power Division - Chrome Polished Engine Valve 30mm Head +1mm - 15+ Subaru WRX subaru-wrx-2008 whether you drive your vehicleWhen 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