This American Thunder axle-back exhaust system for the 2005-2010 Ford Mustang GT, GT500, California Special, coupes and convertibles with the 4.6L or 5.4L engine. This system is perfect for the person looking for a moderately aggressive exterior and moderate interior sound level with all of the performance benefits that you would expect from Flowmaster. Features include 2.50-inch mandrel-bent stainless steel tubing flowing into a pair of Super 44 Series performance mufflers for maximum performance and that iconic deep aggressive sound. The system uses the factory hangers for ease of installation and is finished off with a pair of polished 4.00-inch stainless steel tips embossed with the Flowmaster logo. Designed for easy installation, this system includes all necessary parts, hardware and is covered by our Lifetime Limited Warranty.. Fits 2005-2010 Ford Mustang GT, GT500, California Special, coupes and convertibles with 4.6L or 5.4L engine.. 2005-2010 Ford Mustang GT, GT500, California Special with 4.6L, 5.4L engine. - Aggressive to moderate sound. Flowmaster 05-10 Mustang GT 4.6L American Thunder/CLSC SS Axle-Back Exhaust System. Includes Hangers and Hardware for an Easy Installation. Flowmaster American Thunder Axle-back Exhaust System. Large 4.00-inch Polished Stainless Steel Tips. Mandrel-bent 16-gauge Stainless Steel Tubing. Moderately Aggressive Exterior Exhaust Tone. Super 44 Series Performance Mufflers. Dyno Tuned for Maximum Performance. Uses the Factory Hanger Locations. 0510 MUSTANG GT 46L AMTCLSC 409S. Quick and Easy Installation. SYS 05-10 MUSTANG GT. SYS 05-10 MU

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