ARK GRIP True Dual Exhaust System Subaru WRX STi Sedan 11-12

ARK GRIP Exhaust Systems are highly designed racing spec catbacks. Featuring mirror polished, CNC mandrel bent primaries, TIG welded connection, de-burred and ported inlets/outlets for better air flow, larger piping, and designed to get the most out of high revving race tuned motors. These exhaust systems increase dyno proven horsepower and torque from mid-range to redline, the primaries exit into a special designed merge collector allowing smooth air ratio for the Y-Pipe, making it ideal for race applications.

The ARK GRIP exhaust system focuses on providing the best possible performance results whether your engine is stock or heavily modified and is dyno proven to maximize engine response and longevity. Engineered to produce strong mid to top-end power gains, as well as an increase in horsepower and torque to add even more fun to your STi.

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