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

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...

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

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

The largest and best FMIC for your 2013-15 Gencoupe!     One of the main causes of inconsistent horsepower output from your Gencoupe is...

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...

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 HKS kit mounts the blow off valve on the throttle body nicely. Stainless steel T bolt clamps and multi ply silcone used to keep a...

Application Model Year: 2006-2011 WRX / 2007+ STI/LGT/FXT/BAJA; Outside of the US: 2006+ Top Feed Injector Vehicles only.  Please go to...

The Genesis 2.0T Blow Off Valve Kit is a complete bolt on valve. Which allows you remove the factory bypass valve and replace it with our...

Replacement overflow bottle for the WS08 FMIC.

The largest and best FMIC for your 2010-2012 Gencoupe!    Why do you need this: One of the main causes of inconsistent horsepower output...