Perrin Black Recirculating Blow Off Valve Kit 2002-2007 WRX / 2004-2021 STI GEN_GENCOUPE

Perrin Black Recirculating Blow Off Valve Kit 2002-2007 WRX / 2004-2021 STI GEN_GENCOUPEThe OEM BOV's tiny outlet limits the boost venting rate and may result in leaks. The PERRIN BOV has a much larger adjustable outlet, and 1. 225" inlets outlets designed for balanced flow and boosted system response without excessive boost loss. Adjustable spring tension in the cap tailors the valve's venting and pressure release rate, while the unique design allows you to control the air volume. To maintain proper air fuel ratio and driveability, the

Provides your vehicle with more aggressive looks

and they create a horrible eyesore as they lurk in your engine bay

Billet Aluminum Brackets and Stanchions

Black anodized with Torque Solution logo

2013+ Scion FR-S/Subaru BRZ/Toyota GT862008+ Subaru WRX

not compatible with the STI (SPT) dealer installed midpipe

Mishimoto's 2015-2016 WRX Baffled Oil Catch Can System seeks to reduce carbon buildup in direct injection engines like the FA20-DIT

Sold as a complete set for the front and the rear

Technical Notes:

Feature Set:

This is a must-have for those of you upgrading to an aftermarket 3-inch downpipe while opting to utilize your stock cat-back exhaust system

please see D-550-42 for details