THIS ITEM HAS BEEN DISCONTINUED.  ?The Dual Stage Boost Controller allows you to switch between two preset boost levels with the flip of...

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...

It's pretty easy to make a make a catless downpipe that makes power.  It's much harder to make a downpipe with a catalytic converter yet...

TurboXS 2015-19 Subaru STi Front Mount Intercooler Kit  One of the biggest keys to making consistent power in a 2015+ STi is managing the...

Utilizing a uniquely engineered ball/spring mechanism combine with an adjustable bleed valve, the BC-HPBC allows you to spool your turbo...

Simple, inexpensive, and effective way to control your boost level and generate more power from your engine. Bleed type boost controller...

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...

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...

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

The Lancer Ralliart is built on the same chassis as the Evolution X, just because of it lower price point we did not want to offer a...