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Flowmaster 17421 - Flowmaster American Thunder Exhaust Systems - Cars

Flowmaster 17421 - Flowmaster American Thunder Exhaust Systems - Cars

Flowmaster#389-17421

American Thunder Axle-Back Exhaust System
  • 2005-09 Ford Mustang 4.0L V6
  • 2.5" Tubing, 3.5" Polished SS Tips
  • Single Rear Exit
  • 60 Series Muffler
  • Aluminized Steel

    Flowmaster 17421 - Flowmaster American Thunder Exhaust Systems - Cars Details

    Ford Mustang V6

    This aggressive sounding system is designed to replace the original rear mounted mufflers located behind the rear axle. With easy fit in mind, the system is mandrel bent for maximum performance and includes specially selected mufflers to support the performance image of the car. As an American Thunder system, it delivers an aggressive exterior tone with moderate interior sound level that is 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, the system includes all necessary parts and hardware for easy installation.

  • Mandrel bent 16 gauge aluminized tubing
  • Aggressive exterior exhaust tone
  • Includes hangers and hardware for easy installation
  • Dyno tuned for maximum performance
  • Made in the USA
  • Premium Flowmaster quality

  • Flowmaster 17421 - Flowmaster American Thunder Exhaust Systems - Cars

    Best suited to enthusiasts who want their cars to be heard while improving throttle response, power, and mileage. American Thunder Exhaust Systems are mandrel bent for optimum performance with specially selected mufflers. Made in the USA.

    Features
  • Premium Flowmaster quality
  • Axle-back, cat-back, or header-back
  • 16-gauge stainless or aluminized steel tubing
  • Moderate to aggressive exterior exhaust tone
  • Necessary hangers & hardware included for simple installation

    JEGS Easy Kits are designed by JEGS professionals to help you get all the performance parts you need.

  • Flowmaster 389-17421

    Outlet Size (in.)
    3.5
    Inlet Size (in.)
    N/A
    Material
    Stainless Steel
    Exit Position
    Single Side
    Exhaust Type
    Single
    Exit Style
    Straight
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