Boomba Recirculating Bypass Valve Subaru STI 2004-2021 - Blue | 001000220300 Legacy_2000-2009 Option Lab's R555 Wheel with

Option Lab's R555 Wheel with flow-form technology was designed to be lighter

While maximizing the space we have enlarged the intercooler to limit the heat soak that would rob the vehicle from potential power gains and engine/turbocharger longevity

Improves the power and performance

ACT's SB5-HDR6 kit features a rigid

Piping: Mandrel bent

Boomba Recirculating Bypass Valve Subaru STI 2004-2021 - Blue | 001000220300 Legacy_2000-2009 Option Lab's R555 Wheel withFitment 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