GSC Power-Division Super Alloy Exhaust Valve for the 2013 Subaru/Scion BRZ/FRS FA20

GSC Power-Division Super Alloy Exhaust Valves for FA20 FRS/BRZ For those running high horsepower, high EGT setups 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. Underhead dish is maximized for weight savings while swirl polished and backcut heads promote better air flow without sacrificing durability. Available in 29 STD size

SPECIAL NOTE: 2013 Model Fitment ONLY