Description
Classic Flowmaster Sound. Give your 2013-2014 GT that unmistakeable Flowmaster sound with a nice power boost with the American Thunder Axle-Back exhaust system. This system improves exhaust flow using Flowmaster’s patented chambered muffler design for that throaty, aggressive exhaust tone your high powered Pony deserves.
Quality Construction. Constructed from durable 3″ 409 stainless steel tubing for its resistance to corrosion, the Flowmaster Axle-Back features (2) special 5″ X 10″ chambered Super 44 Series Flowmaster mufflers with 4″ diameter polished stainless steel tips for muscle car looks and sound. As an added bonus, the tip is embossed with the “Flowmaster” logo for true custom styling.
Direct Fit Upgrade. This Flowmaster American Thunder Classic Axle-Back Exhaust includes all the hangers and clamps needed to bolt up in the stock location without any modifications required, making it a direct fit replacement upgrade.
Application. This Flowmaster American Thunder Axle-Back Exhaust System is designed to fit the 2013-2014 GT models equipped with the Coyote 5.0L 4V V8 engine.
Flowmaster 817588
CA Residents: WARNING: Cancer and Reproductive Harm
- Aggressive Flowmaster Super 44 Series Sound
- Durable 409 Stainless Steel Construction
- 2.75″ Mandel-Bent Tubing
- 4″ Polished Stainless Steel Tips
- Super 44 Series Mufflers
- Direct Fit Replacement Upgrade
- Made in the USA
- Fits 2013-2014 GT Mustangs
| Brand | Flowmaster |
| Exhaust System Type | Axle-Back System |
| Exhaust System Material | Stainless Steel |
| Exhaust System Tip Finish | Chrome, Polished |
| Exhaust System Tubing Diameter | 3.00 Inch |
| Exhaust Loudness | Moderate |






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