Mufflers

Showing 241–246 of 246 results

Image
SKU
Product
Price
  • 21-26 Ford F-150 (2.7, 3.5, 5.0) Exhaust Muffler Assembly
    SKU: 818171
    • Dyno-proven gains of +16 hp and +21 ft-lbs at the rear wheels
    • Aggressive Flowmaster Outlaw 10 Series muffler tone
    • Durable 409 stainless steel body and 3.00-inch mandrel-bent piping
    • Direct-fit design connects to factory tail pipes and reuses OEM hangers
    • Clamps, hangers, hardware, and instructions included for easy at-home install
    • Backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster American Thunder Direct Fit Muffler
    SKU: 818196
    • Adds up to 13 hp and 12 lb-ft of torque at the rear wheels — power you can actually feel
    • 409 stainless steel construction for years of trouble-free, corrosion-resistant service
    • Super 10-based muffler delivers an aggressive, deep exhaust tone
    • True direct-fit design uses all factory hangers and connections for easy at-home installation
    • Fits 2/4WD 2025–2026 RAM 1500 models with the 3.0L Standard Output engine
    • Backed by Flowmaster’s Lifetime Limited Warranty and includes all necessary hardware
  • Chevrolet, GMC (6.6) Exhaust Muffler Assembly
    SKU: 718155
    • Adds max dyno gains of 7 hp and 5 lb-ft at the rear wheels for better acceleration and towing
    • Full 409 stainless steel construction resists corrosion for years of trouble-free performance
    • Straight-through Flow FX absorption muffler delivers an aggressive tone with no interior drone
    • Direct-fit design uses factory hangers and connections for easy DIY installation
    • Includes flat band clamps, hardware, and instructions; backed by Flowmaster’s Lifetime Limited Warranty
    • Fits both 2WD and 4WD 2020-2026 GM 2500HD/3500HD trucks with the 6.6L gas engine
  • Ford (6.2, 6.8, 7.3) Exhaust Muffler Assembly
    SKU: 718102
    • Dyno-proven max gains of 12 hp and 11 lb-ft at the rear wheels for stronger acceleration and towing
    • Full 409 stainless steel muffler, pipe, and tubing for years of trouble-free, corrosion-resistant service
    • Direct-fit design uses all factory hanger locations for an easy at-home installation
    • Flow FX straight-through absorption muffler delivers an aggressive yet moderate tone
    • Includes flat-band clamps, hardware, and installation instructions — plus Flowmaster’s Lifetime Limited Warranty
    • Fits 2017-2026 Ford F250/F350 Super Duty 6.2L, 6.8L & 7.3L gas engines in both 2WD and 4WD
  • Exhaust Muffler
    SKU: 72772
    • Delivers a deep, mellow, moderate exhaust tone that stands apart from chambered mufflers
    • Large 4.0-inch straight-through stainless perforated core for strong flow on large-displacement gas engines
    • Fully MIG-welded, bright 409 stainless steel construction for show-quality looks and durability
    • Reversible internal flow design installs in either direction to fit your vehicle
    • Universal 4.0-inch inlet and outlet with a compact 24-inch case for flexible fitment
    • Economical Flow FX series muffler with embossed logo on both sides
  • Exhaust Muffler
    SKU: 73148
    • Deep, traditional mellow tone with a moderate sound level — a distinct alternative to chambered mufflers
    • Large 2.25-inch straight-through stainless steel perforated core for a free-flowing design
    • Fully MIG-welded bright 409 stainless steel construction built to handle heat and the elements
    • Reversible internal flow design installs in either direction to match your vehicle’s offsets
    • Show-quality compact case with embossed Flow FX logo on both sides at an economical price point

Showing 241–246 of 246 results