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Vehicle Info Needed717943 FlowFX Cat-Back Exhaust System Fits Select Ford F-250/F-350 Super-Duty 6.2/6.8/7.3L
Ships on Sep 14, 2026
Lowest Price GuaranteeFLOWMASTER MUFFLERS 717943 Features:
This Flowmaster FlowFX cat-back exhaust system for the Ford F-250/F-350 Super Duty trucks with the 6.2 or 7.3-liter engines is manufactured using durable 409 stainless steel throughout and features 3.50-inch mandrel bent pipes for better exhaust gas flow, and a FlowFX "straight-through" muffler is used for a moderate sound level and maximum performance. Maximum increases on the dyno revealed +7 hp and +12 lb-ft at the rear wheels. This system exits out the side, behind the rear wheel with a 5.00-inch black ceramic tip for added style and a custom look. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home.
- Max increases of up to 7 hp and 12 lb-ft over the stock exhaust at the rear wheels
- 3.50-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
- 5.00-inch black ceramic coated tip adds a custom look to the truck
- Includes complete hardware and factory styled hangers in the stock locations for an easy Installation
- FlowFX “straight through” performance muffler delivers a deep, moderate performance tone and improves exhaust flow
Aggressive Exhaust Tone
Bright 409 stainless steel Flowmaster FlowFX Exhaust Systems have straight-through FlowFX mufflers with a large core for a deep, moderate-to-aggressive exterior and interior sound. Each kit is designed and dyno-tuned for maximum performance, so you know you are getting the most out of your exhaust system.
