GSC Power-Division +1mm oversize Intake Valves - Subaru WRX VA FK8 Drop-In Filter 5L oil pan for fitment

5L oil pan for fitment

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The Competition Series Engine Mount Bushing Kit is designed specifically for IAG Subaru EJ engine mounts

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GSC Power-Division +1mm oversize Intake Valves - Subaru WRX VA FK8 Drop-In Filter 5L oil pan for fitmentGSC'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.