GSC P-D Polished Exhaust Valve - 30mm Head (+1mm) - (SET 8) 2013 Scion FR-S / Subaru BRZ Vehicle Model_Sentra Mono-Tube Structure: Mono-tube shocks give

Mono-Tube Structure: Mono-tube shocks give better control and road feel as well as stable damping

This product is designed and built with the intent of increasing the boost output of any forced induction system

Koyo OEM-Style

100% Drop in

Part #: 4-5152-C

GSC P-D Polished Exhaust Valve - 30mm Head (+1mm) - (SET 8) 2013 Scion FR-S / Subaru BRZ Vehicle Model_Sentra Mono-Tube Structure: Mono-tube shocks givePart #: 2123 8 GSC Power Division Super Alloy Exhaust Valves for FA20 FRS BRZ For those running high horsepower, high EGT set ups that need a valve that will last in 2000F conditions. The Super Alloy Exhaust valves have Chrome polished stems to create a smooth, durable finish for added life and better lubricity especially when paired with the GSC Manganese bronze valve guides. Strength, heat resistance and performance are engineered into every valve.