GSC Power Division GSC Exhaust Valve Sets +1mm | 2015 - 2021 Subaru FA20F WRX (B2283-50)

The GSC Power Division GSC Exhaust Valve Sets +1mm are high-performance chrome polished exhaust valves designed specifically for the 2015-2021 Subaru FA20F WRX. Crafted from super alloy material, these valves are engineered to withstand extreme conditions, including high EGT and horsepower setups. The +1mm size provides increased airflow and improved exhaust flow, contributing to enhanced engine performance. The chrome polished stems ensure a smooth, durable finish that reduces friction and promotes better lubricity when used with GSC manganese bronze valve guides. These valves are built for durability, heat resistance, and consistent performance in demanding racing or high-performance street applications.

Designed for 2015 to 2021 Subaru WRX models equipped with the FA20F engine, these valves serve as a direct upgrade or replacement for stock exhaust valves. They are ideal for high horsepower builds, track use, or any application requiring superior heat resistance and longevity under extreme conditions. The set includes 50 valves, ensuring ample coverage for engine rebuilds or upgrades. Installation involves standard valve replacement procedures, making them suitable for professional or experienced DIY mechanics. These valves are optimized for high-performance engines that operate at elevated temperatures and pressures, providing reliable durability and improved exhaust efficiency.