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Flowmaster American Thunder Axle-Back 2015-2017 Mustang GT #817749 409 SS
Flowmaster American Thunder Axle-Back 2015-2017 Mustang GT #817749 409 SS

Flowmaster American Thunder Axle-Back 2015-2017 Mustang GT #817749 409 SS

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Part Number:817749

Shop with NGAMotor Sports for your Flowmaster American Thunder Axle-Back for your 2015, 2016 and 2017 Mustang GT Coupe or Convertible, part number #817748 today!

Flowmaster's American Thunder® Axle-back exhaust system for the 2015, 2016, 2017 Ford Mustang GT 5.0L is perfect for the person looking for an aggressive sound level both inside and outside of the car, with all of the performance benefits that you would expect from Flowmaster.

A true bolt-on DOR (Dual Out Rear) emissions-legal system for 2015-2017 Mustang GT Coupe and Convertible with the 5.0L engine features a pair of Super 44 Series mufflers and dual mandrel bent 3.00in tailpipes for maximum performance.

The 2015-2017 Mustang GT 5.0L  American Thunder Axle-Back system is built out of 409S stainless steel and utilizes 4.00in polished Stainless Steel Flowmaster® embossed tips

The Flowmaster American Thunder Axle-Back #817749 exhaust system is manufactured in the USA and is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.

  • Stainless Steel Construction
  • Dyno Tuned For Maximum Performance
  • Patented Delta Flow Technology