The AWE B7 S4 Track Edition Exhaust is a direct bolt on Cat Back system that not only transforms the rear end of the car with it's menacing quad tips, but also turns heads with a deep muscular bass note. Each cat back system features an H-Pipe crossover tube at the front to maximize exhaust scavenging for maximum power, as well as to take a harsh edge off the exhaust sounds. Tubing diameter for the entire system is 2.25". Dig into the throttle and you'll realize why we call this the "track edition." This is a loud exhaust, with potential for drone due to the strategic elimination of certain resonators. For this reason, it can not be returned for sound. Family drivers and client entertainers, we suggest the Touring Edition ExhaustDyno proven for legitimate power gains of 14.2 hp and 14.8 lb-ft torque corrected to the crank on our in house Mustang AWD dynamometer, the B7 S4 Performance Exhaust is a must have for any B7 enthusiast.When it comes to tips, the Track Edition finishes off with quad 90mm slash-cut tips, featuring the AWE logo, so they know what team you're on. All tips are individually adjustable, allowing depth into the bumper to be set according to personal taste. They're also double walled to ensure a mirror finish - even under hard usage. Lookin’ good!. Dyno-verified gains of 11 hp and 12 lb-ft of torque at the wheels. AWE Tuning Audi B7 S4 Track Edition Exhaust - Diamond Black Tips. AWE Track Edition Exhaust for Audi B7 S4 - Diamond Black Tips. AWE Track Edition for Audi B7 S4 - Diamond Black Tips. Available with Chrome Silver or Diamond Black tips. The ultimate exhaust solution for the 4.2L. No Check Engine Light – Guaranteed. Features AWE’s Lifetime Warranty. Perfect Fitment – Guaranteed. Deep, sophisticated V8 tone. Aggressive quad tip design. Track Exhaust

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