American Thunder Cat-Back Exhaust System 1999-2004 Ford Mustang Gt, Mach1 And Bullitt Models With 4.6L Sohc Engine Moderate Sound - Flowmaster - 17312

For the person who is looking for a complete Flowmaster cat-back dual exhaust system with an aggressive tone. With easy fit in mind, this American Thunder exhaust system features mandrel-bent 2.50-inch aluminized steel tubing for maximum performance and includes a pair of specially selected Super 40 Series performance mufflers for a deep powerful sound.

The custom tailpipes feature added clearance and exit in the factory location with large 3.00-inch polished tips. The system uses the factory hanger locations for an easy install and delivers a moderate to aggressive interior and exterior tone, best suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage and are designed for an easy fit. The system includes all necessary parts, hardware and instructions for an easy installation you can do at home. Covered by our 3-year Limited Warranty. If you prefer a full stainless steel system covered by our Lifetime Limited Warranty, check out our cat-back exhaust system #817312.


Includes Hangers and Hardware for an Easy Installation

Large 3.00-inch Polished Stainless Steel Tips

Dyno Tuned for Maximum Performance

Super 40 Series Performance Mufflers

Over 35+years of Flowmaster Quality

Uses the Factory Hanger Locations

Moderate Exterior Exhaust Tone

Easy Installation