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...

Unfortunately, in many states (including our home state of Maryland) “Johnny Law” requires that you ruin the look of your car by making...

TurboXS "TowTag"  2022+ Volkswagen GTI MK8 License Plate Relocation Kitnfortunately, in many states (including our home state of...

The TurboXS MR2 Blow Off Valve Adapter is a high-quality, billet aluminum adapter that allows you to install a TurboXS blow off valve on...

Replacement Bosch VW Oxygen sensor for TurboXS Tuner-VW (Bosch Connector pictured)?

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

This Bosch knock sensor is a replacement for the knock sensor that is included with the TurboXS Tuner-Pro.

Application Model Years: 2004-2006 STI,LGT,FXT,BAJA (All Side Feed Injector 2.5L Engine).  Please go to the Download Section for the to...

Application Model Year: 2002-2005 WRX.  Please go to the Download Section for the to the Download Section for the Instruction Manual,...

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...