GSC P-D 2015+ Subaru WRX FA20F 21-4N Stainless Intake Valve - 34mm Head (STD) - SET 8 (GSC2282-8)

GSC Power-Division is a leading manufacturer of high-performance valvetrain components for turbocharged and high-performance engines. Specializing in camshafts, valve springs, and retainers, GSC products are engineered to improve power, reliability, and efficiency. Trusted by enthusiasts and professionals worldwide, GSC Power-Division delivers cutting-edge solutions for both street and motorsport applications.