Flowmaster American Thunder Series; AxleBack System; Single Rear Exit; Moderate Sound FORD MUSTANG


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Part #: 17421
Notes: American Thunder Series
AxleBack System
Single Rear Exit
Moderate Sound
MSRP: $334.65
Your Price: $255.97
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Specs

2WD/4WD 2WD
Color Black
Exhaust Series American Thunder
Exit Position Single Rear Exit
Heat Shield No
Inlet Diameter (in) 2.5
Material Aluminized Steel
Muffler Part Number Kit Only
Muffler Quantity 1
Muffler Series 60 Series Delta Flow
Outlet Diameter (in) 2.5
Single Dual Single
Sound Level Moderate Sound
System Type Axle-back System
Tip Diameter (in) 3.5
Tip Quantity 1
Title Flowmaster 17421 Axle-back System 409S - Single Rear Exit - American Thunder - Moderate Sound
Tubing Diameter (in) 2.5

All Fitments

FORD
Year Model SubModel Cylinders Liter Aspiration Eng Desg. Fuel Notes
2005 - 2009 MUSTANG BASE V6 4.0 ALL ALL ALL

Product Description

For the person who is looking for a complete Header-back dual exhaust system with an aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

  • Mandrel bent 16 gauge aluminized tubing
  • Moderate to aggressive exterior exhaust tone
  • Includes hangers and hardware for easy installation
  • Connects after factory catalytic converter
  • Made in the USA
  • Premium Flowmaster quality

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