GSC P-D Chrome Polished Intake Valve 37mm Head (+1mm) WRX / STI Subaru EJ Series 2002-2021 (Set 8) | 2014-8 vendor_Koyo Cooling BC adjustable cam gears deliver

BC adjustable cam gears deliver the easiest way to dial in more horsepower and/or torque without getting underneath the valve cover

Lightweight exterior upgrade

Full length height adjustability of up to 3 inches on most applications

Part #: SU253H

GSC P-D Chrome Polished Intake Valve 37mm Head (+1mm) WRX / STI Subaru EJ Series 2002-2021 (Set 8) | 2014-8 vendor_Koyo Cooling BC adjustable cam gears deliverWhen designing these valves, GSC used advanced 3D design and simulation programs to create a stronger and higher flowing valve head design. Prototypes were used in the specific applications to make sure that they have the highest flowing valve head that is available on the market today. The materials they have used have less valve distortion at the face than any of the tested designs which allow for better sealing under extreme conditions to promote