Flowmaster 21-25 F-150 FlowFX Direct Fit Muffler - 718172

This Flowmaster FlowFX Direct-Fit Muffler system for the 2021-2025 Ford F-150 trucks with the 2.7, 3.5 or 5.0-liter engines is manufactured using durable 409 stainless steel throughout and features 3.00-inch mandrel bent pipes for optimum exhaust gas flow. A Flowmaster FlowFX Series muffler is used for an aggressive to moderate sound level and maximum performance.

Performance increases on the dyno revealed an increase of 18 hp and 14 ft/lbs. at the rear wheels. This system connects directly to the factory dual tail pipes and uses all the existing factory hangers. Includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty.

• Large 3.00-inch Mandrel bent pipes for superior flow and power
• Flowmaster FlowFX series muffler offers increased performance
• FlowFX straight through design offers a deep powerful sound
• Max power gains of 18 hp and14 lb-ft at the rear wheels
• 409 stainless steel constuction for extra durability
• Connects directly to the factory dual tailpipes for a simple installation
• Lifetime limited Warranty