The Bov-XS-RFL spring is used on applications that have low or light vacuum source cars. Recommend for vehicles with around greater than...

The Bov-XS-Soft spring is used on applications that have low or light vacuum source cars. Recommend for vehicles with around - 8 inHg.

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...

TurboXS RFL Catback Exhaust for the Cobalt SS TC is just that "Really Fuckin' Loud".  As with anything we put our "RFL" tag on, this part...

The TurboXS catback exhaust for your 2015 WRX and STi is one of the first and best modifications you should do to your new Subie.  Uncork...

NEW DESIGN!  TurboXS 2008-2018 WRX/STI downpipe with high flow catalytic converter uses a massive cast 304 Stainless Steel Bellmouth that...

TurboXS RFL Catback Exhaust for the Cobalt SS TC is just that "Really Fuckin' Loud".  As with anything we put our "RFL" tag on, this part...

Donut Gasket with 63mm/2.5 inch Inside Diameter.  This is a TurboXS designed custom gasket that is used in several of our exhaust...

Donut Gasket with 76mm/3 inch Inside Diameter.  This is a TurboXS designed custom gasket that is used in several of our exhaust systems.  

3" Downpipe with 100 CPI High Flow Catalytic Converterter and ultra-slim flex section.?  This is great choice for the Ecoboost Mustang...

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...

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...