XForce Cat Back System (WRX/STi 11-21) whiteline effectively extracting colder induction air

effectively extracting colder induction air

Install Guide

1988-1991 BMW 325I

The design is so specialized that 3D scanning was used to build a digital model of the chassis to design allowing us to build shapes down to the millimeter

Sharper throttle response

XForce Cat Back System (WRX/STi 11-21) whiteline effectively extracting colder induction airDESCRIPTION XFORCE offers a range of uniquely engineered and designed stainless steel and mild steel bolt on exhaust systems. These exhaust systems bolt directly to existing mounting points making installation easy. They are built to perform well with materials designed for longevity and like all XFORCE exhaust systems they look and sound great! SPECIFICATIONS 304 Stainless Steel Mandrel Bent Pipeworks 3 Center Muffler Splitting to Twin 2. 5 Center