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...

License Plate Delete; Billet Aluminum; Black Anodized; CNC Machined "STi" Logo So you relocated your License Plate and now you have...

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...

The TurboXS 3 inch Downpipe to Stock Cat-back Adapter is designed to adapter your 3 inch downpipe to the donut style flange of your 2.5...

License Plate Delete; Billet Aluminum; Black Anodized; CNC Machined "TurboXS" Logo So you relocated your License Plate and now you have...

This is the gasket at the bottom of the Uppipe on EJ Engines.

Turbo Inlet Gasket for the FA24 7 Layer Multi Layer Steel

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

This gasket is specifically for the Gasket at the Rear of the W15-FP-1C.  *Not the standard 3 inch gasket*

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

The TGV to Intake Manifold gasket is a small but important part of your car's engine. It seals the TGV to Intak manifold, preventing...