Huge bolt on replacement core that is 3.5" x 11.75" x 24" dwarfing the stock core. The bar and plate core design dramatically improves...

TurboXS introduces the 2008 WRX and STI Cold Air Intake. As rule of thumb on a turbocharged vehicle you will want to free up the flow...

The Evolution X High Flow Cat-pipe allows you to bolt on horsepower while keeping a catalytic converter on the car.? Designed to be used...

The Lancer Ralliart High Flow Cat-pipe allows you to bolt on horsepower while keeping a catalytic converter on the car.?? Designed to be...

Specifically designed for MY 2002 - 2007 Subaru WRX and STi's will also fit the 2008-2012 STI, the WS-RBV requires no adapter kit to...

All 304 Stainless Steel construction with 3.5 inch double walled rolled tip and now with 3 inch piping. The FXT-RMA is a direct...

The WRX08-RFL or "Really F#$%!@ Loud" valve is designed specifically for those who want the loudest vent to atmosphere blow off valve...

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

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

Not too loud and not too quiet, the W15-XS-HYB from TurboXS is the valve for you if you want an upgraded Blow Off Valve that you can hear...

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 WS08-CP-V2 is a 3 inch High Flow Catalytic Converter designed specifically for your 2008-2014 Subaru WRX and STi.  It has a 100cpi...