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...

The TurboXS Subaru Dry Element Drop In Air Filter was designed to fit your vehicle like the OEM Air Filter. While fitting like stock the...

Not too loud and not too quiet, the WS02-XS-HYB from TurboXS is the valve for you if you want an upgraded Blow Off Valve that you can...

Reduce that drivetrain "shudder" you feel during hard acceleration by installing a TurboXS Pitch Stop Mount.  Pretty much any...

Reduce that drivetrain "shudder" you feel during hard acceleration by installing a TurboXS Pitch Stop Mount.  Pretty much any...

Reduce that drivetrain "shudder" you feel during hard acceleration by installing a TurboXS Pitch Stop Mount.  Pretty much any...

The TurboXS 2008 - 2021 Subaru STI Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part...

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...

The TurboXS Battery Tie Down is the perfect part to replace the ugly stamped steel oem tie down. Made from 6061 Aluminum CNC Machined to...

The TurboXS EJ Engine cooling mod is easy insurance to help reduce knock on the CYL #4 by adding a direct path to cooling the #4...

The TurboXS EJ Turbo Heat Shield is a nice upgrade over the OEM Heat Shield. Unlike most other heat shields available, our unique design...

TurboXS Internal Wastegate Bracket is designed to fit IHI Turbochargers when switching to an External Wastegate configuration. This...