Flowmaster® (15-21) Mustang EcoBoost FlowFX 304SS Cat-Back Exhaust System

  • Sale
  • Regular price $828.95

Compatible: (2.3L)

2015 - 2021 Ford Mustang EcoBoost

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.





Introducing the new FlowFX® Cat-back exhaust system for 2015-2019 Ford Mustang with the 2.3L Ecoboost engine. This system is perfect for the person looking for a deep powerful exterior sound while maintaining a moderate interior sound level with all of the performance benefits that you would expect from Flowmaster®. Features include 3.00-inch mandrel-bent stainless steel tubing flowing into a Scavenger® Series Y-pipe that then transitions into dual 3.00-inch tubing flowing into a pair of FlowFX® "straight-through" mufflers for maximum performance and a deep powerful sound. The dual 3.00-inch tailpipes utilize the factory hanger locations and are finished off with a pair of large 4.00-inch carbon fiber tips for a cool modern look. Designed for an easy installation this system includes all necessary parts, hardware, and detailed instructions.
  • Stainless Steel Construction with Carbon Fiber Tips
  • Dyno-Tuned for Maximum Performance
  • FlowFX Straight-through Mufflers
  • Includes Scavenger Y-pipe
  • Lifetime Limited Warranty
  • Quick & Easy Installation
  • Deep Powerful Sound



    Brand Flowmaster
    Emission Code 5
    Exhaust Series FlowFX
    Exit Position Dual Out Rear
    Mount Type Uses Factory Hangers
    Muffler Series FlowFX
    Muffler Type Absorbtion
    Product Type Cat-Back Exhaust
    Single Dual Dual
    Sound Level Moderate
    Tip Diameter 4
    Tip Edge Style Rolled
    Tip Length 5.25
    Tip Material 304 Stainless/Carbon Fiber
    Tip Shape Round
    Tip Style Double Wall
    Tubing Diameter (in) 3
    Tubing Material 409S Stainless Steel
    Part Number 717848



    Install Guide