GSC Power-Division +1mm Exhaust Valves - Subaru WRX VA Cobb 000 miles)

000 miles)

and function checked in the USA for unparalleled quality control prior to shipping

this knob will add an aggressive weighted feel each time you shift gears allowing you to shift faster and more smoothly than ever before

This is the South Bend Steel Flywheel that has been crafted from low carbon

600 options KW guarantees an outstanding selection backed by our Limited Lifetime Warranty

GSC Power-Division +1mm Exhaust Valves - Subaru WRX VA Cobb 000 miles)GSC's set out to create the best performance longest lasting valves available to the aftermarket by using advanced 3D design and simulation programs they created a stronger and higher flowing valve head design. GSC flow tested prototype valve heads in specific applications to make sure they produced the highest flowing valve head available on the market today. The materials used create less valve distortion at the face than any of the tested designs.