Flowmaster Exhaust System Kit

Also fits Shelby GT and GT500 models.
American Thunder Kit
Axle-back 409S 05-10 MUSTANG AMT PS
Axle-back System 409S - Dual Rear Exit - AMT Pro Series - Moderate Sound
Axle-back System 409S - Dual Rear Exit - AMT Pro Series - Moderate Sound - Ford Mustang
Exhaust System Kit
Fits 2005 to 2010 Ford Mustang GT and GT500 and California Special and Convertible with a 4.6L or 5.4L V8 engine.
Flowmaster, axle-back, dual rear exit, american thunder, AMT Pro Series, 409S, 819108
The Axle-back kit offers an alternative to a complete Cat-back system. It's just the ticket for those looking for power enhancement and improved sound without busting the bank. With easy fit in mind, these systems are mandrel bent for maximum efficiency and include specially selected 3.00 in. Pro Series Shorty mufflers with attractive 4.00 in. polished stainless steel tips. This Pro Series system delivers an moderate performance sound, and like all Flowmaster systems delivers improved power, throttle response and mileage. Designed for an easy fit, the system includes all necessary parts and hardware for an easy, at home installation.