Flowmaster® 717749 - FlowFX Axle-Back Exhaust System
Flowmaster® 717749 - FlowFX Axle-Back Exhaust System
Flowmaster® 717749 - FlowFX Axle-Back Exhaust System
Flowmaster® 717749 - FlowFX Axle-Back Exhaust System


Flowmaster® (15-17) Mustang GT 304SS FlowFX Axle-Back Exhaust System

Regular price$589.95
Shipping calculated at checkout.
  • Free Shipping USA (Exc. HI, AK, PR)

Compatible: (5.0L)

2015 - 2017 Ford Mustang GT


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 Flowmaster's new line of FlowFX axle-back exhaust systems for the 2015-2017 Ford Mustang GT Fastback and Convertibles with 5.0L V8 engine. This system is perfect for the person looking for a moderate aggressive exterior and interior sound level with all of the performance benefits that you would expect from Flowmaster. Features include new bright 409S stainless steel mandrel bent tubing, Flowmaster's new FlowFX straight-through mufflers with a large 3.00 inch core for maximum performance and a deep aggressive sound and finished off with 4.00 inch stainless steel tips embossed with the Flowmaster logo. Designed for easy installation, this system includes all necessary parts, hardware and detailed instructions. Covered by Flowmaster's Lifetime Limited Warranty.
  • Dyno-Tuned For Maximum Performance
  • Bright Stainless Steel Mandrel Bent Tubing
  • Moderate Aggressive Sound
  • Flowmaster Reliability



    Brand Flowmaster
    California Proposition 65 Chemical Name Chromium (hexavalent compounds)
    Nickel (Metallic)
    California Proposition 65 Required Yes
    Catalytic Converter Included No
    Emission Code 5
    Exhaust Series FlowFX
    Exit Position DOR
    Heat Shield No
    Mount Type Uses Factory Hangers
    Muffler Body Length (in) 13.5
    Muffler Color Natural
    Muffler Finish Brushed
    Muffler Inlet Diameter (in) 2.5
    Muffler Material 409S Stainless Steel
    Muffler Outlet Diameter (in) 3
    Muffler Overall Length (in) 53
    Muffler Part Number Kit Only
    Muffler Quantity 2
    Muffler Series FlowFX
    Muffler Shape Oval
    Muffler Type Absorption
    Product Type Exhaust Systems / Kits
    Single Dual Dual
    Sound Level Moderate/Aggressive
    System Type Axle-back
    Tip Cut Angle
    Tip Diameter (in) 4
    Tip Edge Style Cut
    Tip Finish Polished
    Tip Length (in) 5.25
    Tip Logo Embossed
    Tip Material 304 Stainless
    Tip Quantity 2
    Tip Shape Round
    Tip Style Double Wall
    Tubing Diameter (in) 3
    Tubing Material 409S Stainless Steel
    Part Number 717749



    Install Guide






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