Boomba Recirculating Bypass Valve Subaru STI 2004-2021 - Natural Aluminum | 001000220000 vendor_Nameless Performance Prep your vehicle's paint and

Prep your vehicle's paint and remove any old emblems

the Cobb Tuning and Borla exhaust systems require you to retain this stock 'donut' gasket

Promotes improved engine bay heat extraction

Forged Steel Construction – Exceptional strength-to-weight ratio and long-lasting durability

These OE-style fenders are ideal for enthusiasts looking for a subtle yet high-impact upgrade that maintains factory aesthetics while adding real carbon fiber performance styling

Boomba Recirculating Bypass Valve Subaru STI 2004-2021 - Natural Aluminum | 001000220000 vendor_Nameless Performance Prep your vehicle's paint andFitment Information: 2004 2021 Subaru STI 2002 2007 Subaru WRX Features: The Boomba Racing high performance recirculating BPV has been designed to be a replacement for the OEM bypass valve and is precision machined out of aircraft grade billet aluminum. It features an internal brass piston design and is pressure tested to withstand over 70psi, allowing it to compliment even the most aggressive turbo builds. Higher spring pre load allows for more boost