2015-20 Ford Mustang 2.3L Ecoboost - FlowFX Cat-back Exhaust System 717848YouTube Button

Flowmaster FlowFX Cat-Back Exhaust System

2015-2020 Ford Mustang 2.3L Ecoboost engines. Coupes and Convertibles

PART# 717848

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Fits 2015-2020 Ford Mustang 2.3L Ecoboost engines. Coupes and Convertibles


Introducing the new FlowFX® Cat-back exhaust system for 2015-2020 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
  • Uses the Factory Hanger Locations
  • FlowFX Straight-through Mufflers
  • Includes Scavenger Y-pipe
  • Lifetime Limited Warranty
  • Quick & Easy Installation
  • Includes all Hardware
  • Deep Powerful Sound
  • Mandrel-bent Tubing


Emission Code5
Exhaust SeriesFlowFX
Exit PositionDual Out Rear
Mount TypeUses Factory Hangers
Muffler SeriesFlowFX
Muffler TypeAbsorbtion
Product TypeExhaust System
Single DualDual
Sound LevelModerate
System TypeCat-back
Tip Diameter4
Tip Edge StyleRolled
Tip Length5.25
Tip Material304 Stainless/Carbon Fiber
Tip ShapeRound
Tubing Diameter (in)3
Tubing Material409S Stainless Steel
Part Number717848


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.

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Fits 2015-2020 Ford Mustang 2.3L Ecoboost engines. Coupes and Convertibles


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