Flowmaster Exhaust - 2011 Ford Mustang GT/Cnvtbl Hushpower Cat-Back DOR 409S Exhaust System

For the serious enthusiast who is looking for all the performance benefits of a complete Cat-Back dual exhaust system with a traditional musclecar performance sound, this is it. Featuring Hushpower Pro Series muffler technology, the system delivers an aggressive exterior sound level and a moderate interior tone that is suited to the enthusiast who wants to be heard. With maximum performance and easy fit in mind, the mandrel bent system is a true bolt-on installation with no cutting or welding required. Like all Flowmaster products, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for a simple installation.