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...

2-Bolt High Temperature Exhaust Gasket (76mm/3" I.D.) 76mm Hole Diameter 105mm Bolt Hole Spacing This is the typical exhaust gasket for a...

4-Bolt High Temperature Exhaust Gasket (76mm/3" I.D.).  This is a custom gasket designed for TurboXS exhausts systems on the 2002-2007...

63mm ID; 2 Hole; 304 Stainless Steel Spacer Gasket.  This gasket is a "spacer gasket" for 2002-2007 Subaru WRX or ?2004-2007 Subaru WRX...

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

TurboXS releases the first Hybrid Blow Off Valve designed specifically tuned for the Mazdaspeed 3 & 6. The valve features an...

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

Replacement 2 hole Gasket at the back of the W15-FP-1 (J Pipe) or Front section of the W15-FPC 78mm Hole Radius 96mm Bolt Hole Spacing...

You bought the Mazdaspeed 3 instead of the NA Mazda 3 for a reason. Performance. So why not make your MS3 look and sound as fast as it...

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