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Flowmaster FlowFX Exhaust System

What Do You Drive? We Will Tell You If It Fits.
Product Information
List Price:
$392.12 - $1,171.20
Our Price:
$299.97 - $895.97


  • Constructed of T-409S stainless steel
  • Mandrel bent tubing for maximum flow
  • Tested and proven on dyno to increase performance
  • Includes FlowFX straight through muffler
  • FlowFX muffler create a moderate to aggressive exhaust tone
  • Limited lifetime warranty
  • Made in the USA - Santa Rosa, CA

Flowmaster FlowFX exhaust systems are newest exhaust kits in the Flowmaster lineup. Featuring a straight through muffler, FFX kits deliver a moderate to aggressive exhaust note that is for sure to get your truck some needed attention on the road.

Flowmaster FX exhaust kits are constructed of T-409 stainless steel, which looks great and is rust and corrosion resistant. The FFX kits are available in complete cat-back systems, as well as direct fit mufflers for specific vehicle applications. All Flowmaster exhaust systems are designed and constructed to improve exhaust flow, which improves horsepower and torque. FlowFX mufflers are designed and tune to deliver the perfect, aggressive exhaust note, which is perfect for anyone looking for that classic Flowmaster sound.

If you're ready to get a unique, aggressive exhaust system, don't look any further than Flowmaster FlowFX exhaust kits from RealTruck!

View Available Part Numbers For This Product Line

California Residents: Prop 65 Warning


Watch This Video
Flowmaster FlowFX Direct-fit Muffler for 2017-2018 Ford F-150 Raptor 3.5L EcoBoost - Part # 717776
Watch This Video
Flowmaster FlowFX Cat-back Exhaust for 2017-2018 Ford F-150 Raptor 3.5L EcoBoost - Part # 717792


Limited Lifetime Warranty

Flowmaster offers lifetime limited warranty on their stainless steel exhaust systems. The warranty protects you against manufacturing defects in material and workmanship. If you have any questions please call our customer service team at 1-877-216-5446.


Flowmaster FlowFX exhaust systems can be installed right at home, if you've got the right tools and equipment. All orders include installation instructions, and those are also available on our website. For additional information please call our customer service team at 1-877-216-5446.