Flowmaster 05-10 Mustang American Thunder Cat-Back System 409S - Dual Rear Exit

For the serious enthusiast who is looking for all the performance benefits of a complete Cat-back dual exhaust system, this is it. As an American Thunder system, it 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 system is mandrel bent and includes specially engineered mufflers featuring Delta Flow technology. Like all Flowmaster systems, 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. American Thunder Cat Back Exhaust System; Dual; Dual Rear Exit; Incl. 3.0 in. Tubing; Special Build 60 Series™ Mufflers/Scavenger X-Pipe; 4.0 in. Polished Stainless Tips; WARNING: This product can expose you to chemicals including nickel (metallic) and chromium (hexavalent compounds) which are known to the State of California to cause cancer and birth defects, or other reproductive harm (For more information go to www.p65warnings.ca.gov) Fits 2005 to 2010 Ford Mustang GT and GT500 and California Special and Convertible with a 4.6L or 5.4L engine.