THIS ITEM HAS BEEN DISCONTINUED.  ?The Dual Stage Boost Controller allows you to switch between two preset boost levels with the flip of...

?   Add style to your 10th Gen Civic Si (or Sport) Engine Bay with the new TurboXS Anodized Aluminum Oil Cap! Replace the bland plastic...

Utilizing a uniquely engineered ball/spring mechanism combine with an adjustable bleed valve, the BC-HPBC allows you to spool your turbo...

?   Add style to your 10th Gen Civic Si (or Sport) Engine Bay with the new TurboXS Anodized Aluminum Oil Cap! Replace the bland plastic...

Simple, inexpensive, and effective way to control your boost level and generate more power from your engine. Bleed type boost controller...

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...

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

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,...

All 304 Stainless Steel construction with 3.5 inch double walled rolled tip and now with 3 inch piping. The FXT-RMA is a direct...