GSC Power-Division Super Alloy Exhaust Valves +1 2002-2014 WRX / 2004-2021 STI YMM_2016_GT86 this alternator cover adds a

this alternator cover adds a touch of exotic style while seamlessly integrating into your Subaru’s engine bay

Crafted from high-grade 6061-T6 billet aluminum

By keeping the minimal remaining mass as close to the axis as possible—without sacrificing structural integrity—we created a pulley that spins with significantly less effort

5V=257°F (-40 125°C)

They are modified with a Deep Sump for increased capacity to improve oil control under hard acceleration and to help the engine run cooler

GSC Power-Division Super Alloy Exhaust Valves +1 2002-2014 WRX / 2004-2021 STI YMM_2016_GT86 this alternator cover adds aUpgrade your Subaru WRX or WRX STI with the GSC Power Division Super Alloy Exhaust Valves +1, engineered for high performance and durability. These premium 32mm valves are built to withstand extreme horsepower and exhaust gas temperatures up to 2000F, making them perfect for high boost and track focused builds. Experience enhanced engine efficiency and reliability with components designed specifically for Subaru enthusiasts. Each valve features chrome