The TurboXS WRX STI Standard Rear Muffler Assembly is the epitome of subdued looks but performance sound. It's a full 3 inch straight...

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

The W15-XS-RBV from TurboXS is the valve to get if you want an upgraded Bypass Valve but want to fully recirculate the vented boost back...

The W15-XS-RBV from TurboXS is the valve to get if you want an upgraded Bypass Valve but want to fully recirculate the vented boost back...