Showing 73–96 of 856 results

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SKU
Product
Price
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17287
    • Delivers a deep, mellow, moderate tone from the 70 Series Big Block II muffler without excessive drone
    • Scavenger Series Y-collector and 3.00-inch mandrel-bent piping boost scavenging and torque
    • CARB (California) compliant and emissions-legal for street use
    • Bolt-on design uses factory hanger locations and includes all hardware for easy at-home installation
    • Custom-fit for 1996-1999 Silverado / Sierra 1500 with the 5.7L engine
    • Backed by Flowmaster’s 3-year Limited Warranty
  • Flowmaster 40 Series Delta Flow Chambered Muffler
    SKU: 943041
    • Delta Flow® two-chamber design with Delta deflectors for increased scavenging and better performance
    • Aggressive exterior tone with reduced interior resonance compared to the standard 40 Series
    • Heavy-duty 16 gauge aluminized steel construction, fully MIG welded for maximum durability
    • Universal fitment with a 3.00-inch inlet, ideal for custom street/strip exhaust builds
    • High-temperature paint finish helps protect the muffler in real-world driving conditions
  • Flowmaster Flow FX Cat-back Exhaust System
    SKU: 717887
    • Complete bolt-on cat-back kit that connects to the factory flange and uses factory hanger locations for an easy install
    • Deep, powerful sound outside the truck with a moderate, drone-free tone inside the cab
    • Durable stainless steel with 3.00-inch mandrel-bent tubing and a straight-through Flow FX muffler for smooth flow
    • Finished with a large 4.50-inch black ceramic coated tip embossed with the Flowmaster name
    • CARB (California) compliant and includes all parts, hardware and detailed instructions
    • Engineered specifically for 2015-2020 Ford F-150 2.7L, 3.3L, 3.5L Ecoboost, 3.5L Ti-VCT and 5.0L engines
  • Flowmaster American Thunder Axle-back Exhaust System
    SKU: 17421
    • Built from 16-gauge mandrel-bent aluminized steel with 60 Series Delta Flow mufflers for durable, free-flowing performance
    • Improves throttle response, power, and mileage while adding an aggressive American Thunder tone
    • Large 4.00-inch polished stainless steel tips fill the rear valance cutouts for a muscular, integrated look
    • Moderate interior and exterior sound level lets your performance be heard without overwhelming the cabin
    • CARB (California) compliant and includes all parts and hardware for an easy axle-back installation
    • Fits both coupes and convertibles in 2WD applications
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17328
    • Deep, powerful exterior tone with a moderate interior sound thanks to the dual inlet 50 Series Big Block muffler
    • Delivers improved throttle response, power, and mileage like every Flowmaster cat-back system
    • 3.50-inch aluminized tailpipe exits behind the right rear wheel — ideal for towing setups
    • Finished with a large 4.00-inch polished 304 stainless steel tip embossed with the Flowmaster logo
    • CARB (California) compliant with all necessary parts and hardware for an easy, bolt-in install
    • Direct fitment for 2001-2006 (2007 Classic) Silverado / Sierra 2500HD/3500HD with 6.0L or 8.1L engines
  • Flowmaster American Thunder Crossmember-Back Exhaust System
    SKU: 817129
    • True dual crossmember-back system with a built-in H-pipe crossover for balanced flow and tone
    • 16-gauge mandrel-bent stainless steel tubing for durability and unrestricted exhaust flow
    • Super 44 Series mufflers (P/N 842546) deliver a moderate to aggressive interior and exterior tone
    • Improves throttle response, power, and mileage — hallmark Flowmaster performance benefits
    • Includes all hangers and hardware for an easy, straightforward installation
    • CARB (California) compliant with a 2.50″ inlet and dual tail pipes
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17350
    • 3.00-inch mandrel-bent aluminized steel tubing delivers efficient flow, improved throttle response, power, and mileage
    • 50 Series Big Block muffler tuned for a deep, moderate exterior tone with a mild-to-moderate interior tone
    • Finished with a large 3.50-inch polished 304 stainless steel tip for a subtle custom look
    • Uses factory hanger locations and includes all necessary parts and hardware for easy installation
    • CARB compliant and especially recommended for towing applications
    • Backed by a 3-year Limited Warranty
  • Flowmaster 40 Series Delta Flow Chambered Muffler
    SKU: 9430422
    • Delta Flow® two-chamber design with deflectors increases scavenging for better performance
    • Aggressive tone with milder exterior sound and reduced interior resonance versus standard 40 Series
    • 16 gauge aluminized steel construction, fully MIG welded for maximum durability
    • Universal fitment with 3.00″ inlet and dual outlet — ideal for classic muscle car builds
    • High-temperature paint finish protects against heat and the elements
  • Flowmaster Force II Cat-back Exhaust System
    SKU: 17360
    • Improves throttle response, power and mileage with 3.00-inch mandrel-bent aluminized tubing
    • Mild interior and moderate exterior tone from the included Super 50 Series muffler — refined, not loud
    • Single-out-side tailpipe exits behind the right rear wheel, making it especially suited for towing
    • CARB (California) compliant and ships with all necessary parts and hardware for an easy fit
    • Subtle silver aluminized finish delivers a clean custom look under standard cab/short bed trucks
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17358
    • Direct-fit cat-back system for 1998-2002 Camaro/Firebird with the 3.8L engine
    • 80 Series Crossflow muffler delivers a deep, muscular exterior tone with a moderate interior sound
    • 2.50-inch mandrel-bent aluminized steel tubing improves throttle response, power, and mileage
    • Dual 2.50-inch tailpipes with large 3.00-inch polished stainless steel tips for a true dual look
    • CARB (California) compliant and backed by a 3-year Limited Warranty
    • Includes a specially tuned resonator plus all necessary parts and hardware for an easy fit
  • Flowmaster Flow FX Cat-Back Exhaust System
    SKU: 717890
    • Dyno-proven power gains of up to +26 hp and +39 lb-ft at the rear wheels
    • Durable 409 stainless steel construction throughout for lasting corrosion resistance
    • 3.5-inch to dual 2.50-inch mandrel-bent pipes with a Flow FX straight-through muffler for a moderate tone
    • Easy at-home install using factory hanger locations, with instructions and all hardware included
    • CARB (California) compliant and backed by Flowmaster’s Lifetime Limited Warranty
    • Connects to factory rear-bumper exhaust tips for a stealthy, OEM-inspired look
  • Flowmaster 40 Series Delta Flow Chambered Muffler
    SKU: 943043
    • Delta Flow® two-chamber design increases scavenging for better performance while cutting interior drone
    • Milder exterior tone and reduced interior resonance compared to the standard 40 Series
    • Built from 16 gauge aluminized steel and fully MIG welded for maximum durability
    • High-temperature paint finish stands up to intense exhaust heat
    • Universal fitment with a 3.00″ inlet makes it a flexible choice for classic muscle car builds
  • Flowmaster Force II Cat-back Exhaust System
    SKU: 817344
    • Moderate exterior tone with a mild interior tone — great power without loud cabin drone
    • 3.00-inch mandrel-bent 409 stainless steel tubing paired with an included 50 Series Big Block muffler
    • Single side-exit tailpipe routes behind the right rear wheel, keeping exhaust off your boat or trailer while towing
    • Delivers improved throttle response, power and mileage
    • CARB (California) compliant and includes all parts, hardware and easy-to-follow instructions
  • Flowmaster 70 Series Chambered Muffler
    SKU: 524703
    • Delta Flow® technology and an enlarged case improve sound control while supporting mileage and power gains
    • Mild sound level makes it ideal for trucks, SUVs, RVs, tow vehicles, and high-performance street cars
    • 16 gauge aluminized steel construction with full MIG welds for maximum durability
    • High-temperature paint finish stands up to the heat of everyday exhaust duty
    • Universal fitment with dual 2.25-inch inlets for adaptable installation across a variety of builds
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 817471
    • Heavy 16-gauge mandrel-bent stainless steel construction built for durability and maximum flow
    • Included Super 50 Series muffler delivers an aggressive exterior tone with a comfortable, moderate interior tone
    • Dual 2.50-inch tailpipes offer straight rear-exit or side-exit options — ideal for a true dual look or towing
    • Polished 3.00-inch 304 stainless steel tips embossed with the Flowmaster name
    • CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty
    • Complete kit with all parts, hardware, and instructions for easy at-home installation
  • Flowmaster Flow FX Muffler
    SKU: 72579
    • Straight-through 3.00-inch stainless steel perforated core delivers efficient flow and a deep, mellow performance tone
    • Fully MIG-welded 409 stainless steel construction for show-quality looks and long-term durability
    • Reversible internal flow design installs in either direction to fit your vehicle’s offsets
    • Moderate sound level offers a distinct alternative to the chambered Flowmaster sound
    • Compact case size and economical price point make it easy to fit and easy to afford
  • Flowmaster Flow FX Cat-back Exhaust System
    SKU: 717893
    • Adds real power — up to 18 hp and 21 lb-ft at the rear wheels from the straight-through Flow FX muffler
    • Aggressive yet moderate exhaust note with a deep, performance-oriented Flow FX sound
    • Durable 409 stainless steel construction with dual 2.50-inch mandrel-bent tailpipes
    • Side-exit tailpipes angle exhaust away from your boat or travel trailer when towing
    • Finished with 4.50-inch black ceramic-coated 304S stainless tips for a bold custom look
    • Easy at-home install using factory hangers, plus an included hanger and all necessary hardware
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17367
    • D.O.S.S. dual-out-same-side design delivers the aggressive NASCAR race truck look and stance
    • 50 Series HD muffler tunes a moderately aggressive exterior sound with a moderate interior tone
    • Dual 2.50-inch mandrel-bent tailpipes improve throttle response, power, and mileage
    • Finished with dual 3.00-inch polished stainless steel tips for a clean, high-quality appearance
    • CARB (California) compliant with all necessary parts and hardware included for easy installation
    • Backed by a 3-year Limited Warranty
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17368
    • Deep, muscular exterior tone from the Super 50 Series muffler with a built-in Helmholtz chamber to control interior resonance
    • High-flow 3.00-inch mandrel-bent aluminized steel tubing feeding dual 2.50-inch side-exit tailpipes ideal for towing
    • Polished 3.00-inch 304 stainless steel tips deliver a finished, true dual-exhaust look
    • Bolt-on installation using factory hanger locations with new hangers and U-bolt clamps included
    • CARB compliant and street legal in all 50 states, backed by a 3-year Limited Warranty
    • Direct fit for 2000-2003 Tahoe and Yukon with 4.8L or 5.3L engines, both 2WD and 4WD
  • Flowmaster Super 44 Series Chambered Muffler
    SKU: 943046
    • Delivers Flowmaster’s most aggressive, deepest sounding four-inch case street muffler tone
    • Delta Flow® technology carried over from the larger Super 40 series for proven performance
    • 16-gauge aluminized steel construction, fully MIG welded for maximum durability
    • Universal fitment with a compact 4-inch case and 3.00-inch inlet for flexible custom builds
    • High-temperature paint finish helps it stand up to real-world exhaust heat
    • Ideal for classic muscle car owners who want bold, unmistakable sound
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17392
    • Aggressive NASCAR-inspired tone from the included Super 40 Series performance muffler for a deep, powerful sound
    • D.O.S.S. dual-out-same-side design with dual 2.50-inch tailpipes and polished 3.00-inch stainless steel tips
    • 3.00-inch mandrel-bent aluminized steel tubing keeps flow smooth and consistent through every bend
    • CARB (California) compliant with Emission Code 5 for street-legal peace of mind
    • Complete kit includes the muffler, all hardware, and instructions, backed by a 3-year Limited Warranty
    • Fits 2WD and 4WD standard cab / short bed trucks on a 119-inch wheelbase
  • Flowmaster Super 44 Series Chambered Muffler
    SKU: 943048
    • Delta Flow® technology delivers a powerful, rich, aggressive exhaust tone
    • Flowmaster’s deepest sounding, highest performing four-inch case street muffler
    • 16 gauge aluminized steel construction, fully MIG welded for maximum durability
    • High-temperature paint finish for lasting protection against heat
    • Universal fit with a 9.50″ body width—ideal for classic muscle car builds
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17395
    • Delivers a deep, aggressive interior and exterior tone through a Super 40 Series performance muffler
    • Complete cat-back kit with 3.00-inch mandrel-bent aluminized steel tubing, dual 2.50-inch tailpipes, and polished stainless tips
    • D.O.S.S. dual-out-same-side design for the aggressive look of a NASCAR race truck
    • CARB (California) compliant and backed by a 3-Year Limited Warranty
    • Includes all necessary U-Bolt hardware and instructions for installation
    • Fits both 2WD and 4WD extended cab/short bed models on a 143.5-inch wheelbase
  • Flowmaster 70 Series Chambered Muffler
    SKU: 52573
    • Delta Flow® technology and an enlarged case deliver improved sound control plus mileage and power gains
    • Mild sound level keeps your ride street-friendly without heavy interior drone
    • 16 gauge aluminized steel construction, fully MIG welded for maximum durability
    • Universal fitment with a 2.50″ inlet diameter for flexible installation
    • Ideal for trucks, SUVs, RVs, tow vehicles, and high-performance street cars
    • High-temperature paint finish stands up to exhaust heat

Showing 73–96 of 856 results