ATAK® Axle-Back Exhaust System For 2011-2012 Ford Mustang Shelby GT500 5.4L V8 Supercharged Manual Transmission Rear Wheel Drive 2 Door Coupe/ Convertible.

This is Borlas® complete Cat-Back © system including X pipe and ATAK mufflers for the Camaro SS equipped with factory ground effects. BORLA® has developed a revolutionary new exhaust technology that enables our engineers to deliver unprecedented vehicle-specific control over the acoustical note of an exhaust throughout the RPM range, while retaining 100 of the power-adding capabilities of BORLAs patented multicore design