Blow Off Valves

Specifically designed for MY 2008+ Subaru WRX & 2004+ Legacy GT. The WRX08-RBV requires no adapter kit to...

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

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

GUARANTEED TO BE AUTHENTIC HKS In 1994, HKS introduced the first Sequential Blow-Off Valve featuring a unique, pull-type,...

In 1994, HKS introduced the first Sequential Blow-Off Valve featuring a unique, pull-type, sequential valve structure and a...

In 1994, HKS introduced the first Sequential Blow-Off Valve featuring a unique, pull-type, sequential valve structure and a...