Introducing our new FlowFX Axle-back exhaust system for 2005-2010 Ford Mustang GT, Shelby GT, GT500, California Special and Bullitt cars with the 4.6L and 5.4L engines. Features include dual 3.00-inch mandrel-bent stainless steel tubing running into a pair of compact round FlowFX "straight-through" performance mufflers for a deep tone. The large 3.00-inch core mufflers provide maximum performance, are constructed from bright 409S stainless steel and utilize the factory hanger locations for an easy installation. The mufflers are finished off with large 4.50-inch black ceramic coated stainless steel tips filling out the factory exhaust cutouts in the lower valance. Designed for easy installation, includes all necessary parts, hardware, and detailed instructions. Covered by our Lifetime Limited Warranty. Notes: Includes GT500KR models.
Features:
- FlowFX "Straight-through" Large Core Performance Mufflers
- Large 4.50-inch Black Ceramic Coated Stainless Steel Tips
- Mandrel-bent Stainless Steel Construction
- Dyno-tuned for Maximum Performance
- Uses the Factory Hanger Locations
- Lifetime Limited Warranty
- Quick & Easy Installation
- Deep Powerful Sound
Fits 2005-2010 Ford Mustang GT, Shelby GT, GT500, California Special and Bullitt cars with 4.6L and 5.4L engines.
Installation Notes:
Fits 2005-2010 Ford Mustang GT, Shelby GT, GT500, California Special and Bullitt cars with 4.6L and 5.4L engines.
About Flowmaster
Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.

Vehicle Fitment:
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make |
Model |
Submodel |
Years |
Engine |
Ford |
Mustang |
Base |
2010 |
4.6L / 281 / V8 |
Ford |
Mustang |
Bullitt |
2008 |
4.6L / 281 / V8 |
Ford |
Mustang |
Bullitt |
2009 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT Base |
2005 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT Base |
2007 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT Base |
2008 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT Equipado |
2005 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT Equipado |
2006 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT Equipado |
2007 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT Equipado |
2008 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT Equipado |
2009 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT |
2007 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT |
2008 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT |
2009 |
4.6L / 281 / V8 |
Ford |
Mustang |
GT |
2010 |
4.6L / 281 / V8 |
Ford |
Mustang |
Lujo |
2007 |
4.6L / 281 / V8 |
Ford |
Mustang |
Lujo |
2008 |
4.6L / 281 / V8 |
Ford |
Mustang |
Lujo |
2009 |
4.6L / 281 / V8 |
Ford |
Mustang |
Shelby GT500KR |
2008 |
5.4L / 330 / V8 |
Ford |
Mustang |
Shelby GT500KR |
2009 |
5.4L / 330 / V8 |
Ford |
Mustang |
Shelby GT500 |
2007 |
5.4L / 330 / V8 |
Ford |
Mustang |
Shelby GT500 |
2008 |
5.4L / 330 / V8 |
Ford |
Mustang |
Shelby GT500 |
2009 |
5.4L / 330 / V8 |
Ford |
Mustang |
Shelby GT500 |
2010 |
5.4L / 330 / V8 |
Ford |
Mustang |
Shelby GT |
2007 |
4.6L / 281 / V8 |
Ford |
Mustang |
Shelby GT |
2008 |
4.6L / 281 / V8 |
Ford |
Mustang |
Shelby |
2009 |
5.4L / 330 / V8 |
Ford |
Mustang |
Shelby |
2010 |
5.4L / 330 / V8 |