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Flowmaster 717980 FlowFX Extreme Cat-Back Exhaust Kit 3 Inch 409 Stainless Steel Compatible with 2009-2014 Ford F-150 3.5L 4.6L 5.0L 5.4L engines

4.4 (2) Write Review
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$341.06

$ 99 .00 $99.00

In Stock
  • FlowFX series performance muffler offers a deep powerful sound and increased performance
  • 409 stainless steel construction delivers extra durability and improved long-term corrosion resistance
  • Uses factory hanger locations for easy installation
  • 3.0-inch 16-gauge mandrel bent stainless steel tubing helps maintain maximum exhaust flow for better power
  • Includes all necessary hardware for an at home installation


Flowmaster 717980 FlowFX Extreme Cat-Back Exhaust System - 3.0" Diameter


Jenna A
Reviewed in the United States on October 25, 2023
The low harmonic vibrating sound of this unit on a F150 3.5L EcoBoost is just bad. I replaced an old Flowmaster muffler that sounded great. I would not recommend for the 3.5L - go with something else. Giving it two stars because it probably sounds great on the 5.0L.
MICHAEL SPARKS
Reviewed in the United States on April 24, 2023
Amazing quality, great sound, solid price. These guys rock.