Blow Off Valve Flanges

Quiet and completely street-legal! A full recirculating BOV, ideal for Subaru enthusiasts who don’t want to be noticed....

With new and improved styling, the WS-RFL remains true to it's roots - it's still really f'n loud!...

The WRX08-RFL or Really F#$%!@ Loud is designed specifically for the owner of a 2008+ WRX who wants...

TurboXS releases the first Hybrid Blow Off Valve designed specifically tuned for the 2008+ Subaru WRX or 2004+...

IN THE BOX (1) PERRIN recirculating blow off valve (1') 1/4" Fuel Hose (2.2') 1/2" Fuel Hose All...

IN THE BOX (1) PERRIN recirculating blow off valve (1') 1/4" Fuel Hose (2.2') 1/2" Fuel Hose All...