Kit Only

Showing 313–336 of 376 results

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SKU
Product
Price
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 817843
    • Deep, aggressive exterior sound with a moderately pleasant interior tone at cruising speeds, thanks to the RAM Hemi-tuned 50 Series HD muffler
    • Mandrel-bent stainless steel tubing and dual 3.00-inch tailpipes deliver maximum power and efficient flow
    • Large 4.00-inch black ceramic-coated tips with embossed logo fill the factory bumper cutouts for an aggressive finished look
    • CARB (California) compliant and emissions legal, backed by Flowmaster’s Lifetime Limited Warranty
    • Bolt-on install uses factory hangers and includes all necessary parts, hardware, and instructions for an easy at-home fit
    • Purpose-built fitment for 2019-2024 and 2026 RAM 1500 (New body) 5.7L Hemi models with factory dual tailpipes
  • Flowmaster Outlaw Extreme Cat-Back Exhaust System
    SKU: 817963
    • Deep, aggressive tone from Flowmaster’s Outlaw series muffler with 3.0-inch mandrel-bent tubing for increased performance
    • Durable 409 stainless steel construction stands up to heat, debris, and the elements
    • Turndown dump exit eliminates the over-axle tailpipe to improve ground clearance and departure angle off-road
    • Bolts on using factory hanger locations with all necessary hardware included for an easy installation
    • CARB (California) compliant and backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster Outlaw Cat-back Exhaust System
    SKU: 817845
    • Aggressive interior and exterior sound thanks to race-proven Outlaw Series mufflers and a Scavenger X-pipe
    • Dual 3.00-inch 409S stainless steel mandrel-bent tubing flows hard for real performance
    • Bolt-on install uses factory hanger locations and includes all hardware plus instructions
    • Polished 4.00-inch stainless tips with embossed logo exit cleanly through the factory cutouts
    • Retains factory active exhaust functionality by reusing your OEM valve actuator
    • CARB (California) compliant for emissions-conscious enthusiasts
  • Flowmaster American Thunder Axle-back Exhaust System
    SKU: 817807
    • Delivers an aggressive exterior sound while keeping a moderate, pleasant interior tone at highway speeds
    • Built from 409S stainless steel with 3.00-inch mandrel-bent tubing and dual Super 44 mufflers for maximum power and sound
    • True bolt-on install that uses factory hangers and includes all parts, hardware and instructions
    • Finished with quad 4.00-inch polished 304 stainless steel tips with an embossed logo
    • CARB (California) compliant and fits both Coupe and Convertible 2018-2023 Mustang GT 5.0L models
  • Flowmaster Outlaw Direct Fit Muffler
    SKU: 817846
    • Direct-fit replacement for 2019-2024 and 2026 RAM 1500 new body style trucks with the 5.7L Hemi
    • Race-proven Outlaw muffler delivers a deep, aggressive interior and exterior tone
    • Full 409 stainless steel construction with mandrel-bent tubing for durability and flow
    • Installs in under 30 minutes using factory hanger locations, with easy-to-follow instructions included
    • Fits all 2/4 wheel drives and wheelbases with either factory single or dual tailpipes
    • 3.00-inch inlet, outlet, and main piping for maximum performance without losing Hemi power
  • Flowmaster Outlaw Axle-back Exhaust System
    SKU: 817823
    • Delivers an aggressive exterior sound level with a noticeable interior tone from race-proven Outlaw series mufflers
    • Finished with dual 4.00-inch black ceramic coated stainless steel tips featuring an embossed logo for a bold look
    • Uses the factory hangers for a quick, bolt-on installation with all parts, hardware, and instructions included
    • CARB (California) compliant and backed by the Flowmaster Lifetime Limited Warranty
    • Fits both 2015-2023 Mustang coupes and convertibles with the 2.3L EcoBoost or 3.7L engine
  • Flowmaster Outlaw Axle-back Exhaust System
    SKU: 817821
    • Vehicle-specific fit for 2018-2023 Ford Mustang GT coupe and convertible with the 5.0L engine
    • Race-proven Outlaw mufflers deliver an aggressive exterior sound with a noticeable interior tone
    • 3.00-inch mandrel-bent 409S stainless steel tubing with quad 4.00-inch polished stainless tips
    • Uses factory hanger locations for an easy at-home install in about an hour
    • CARB (California) compliant and includes all necessary hardware and instructions
    • Exits through factory rear valance cutouts and retains the factory resonator mid-pipe
  • Flowmaster American Thunder Axle-back Exhaust System
    SKU: 817837
    • Replaces the heavy factory transverse muffler to reduce weight and improve ground clearance
    • Moderate, refined sound level that adds presence without being loud or droning
    • Durable 2.50-inch mandrel-bent 409 stainless tailpipe with a polished 304 stainless 3.00-inch tip
    • Fits 2- and 4-door 2018-2026 Jeep Wrangler JL with the 2.0L Turbo or 3.6L engine
    • Bolts to factory hangers with all hardware included for a quick ~15-minute install
    • CARB compliant and backed by a Lifetime Limited Warranty
  • Chevrolet, GMC (5.3) Exhaust System Kit
    SKU: 718201
    • Direct bolt-on cat-back exhaust for Chevrolet / GMC 5.3L 4WD — installs on factory hangers with no fabrication
    • Built from 409 stainless steel with a 16-gauge pipe wall for corrosion resistance and long-term durability
    • Flow FX muffler delivers a Moderate/Mild tone — aggressive under throttle, refined at cruise
    • Dual exit layout with angled 4.00-inch tips and embossed logo for a sport-focused rear look
    • CARB (California) compliant and backed by the Flowmaster Limited Lifetime Warranty
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 817853
    • Adds real, measurable power — up to 21 hp and 23 lb.-ft. at the rear wheels
    • Full stainless steel construction with a Super 40 Series muffler and mandrel-bent dual 2.50-inch tailpipes for a deep, aggressive tone
    • Choose dual rear exit under the bumper or dual side exit behind the rear wheels to keep exhaust off your boat or trailer when towing
    • Finished with 3.50-inch double-wall polished 304 stainless steel tips with an embossed logo
    • Bolt-on install using factory hangers, with instructions and all hardware included for at-home fitment
    • Emissions-legal and CARB compliant for 2019-2026 GM 1500 5.3L trucks (Crew Cab and Double Cab)
  • Flowmaster Outlaw Cat-back Exhaust System
    SKU: 817854
    • Loud, aggressive Super 10â„¢ Series stainless muffler for maximum sound inside and out
    • Full 3.00-inch mandrel-bent stainless tubing and dual tailpipes for max airflow and power
    • Bolt-on install using factory hangers, with all hardware and instructions included
    • Choose dual rear exit or dual side exit — side exit keeps exhaust off your trailer when towing
    • Finished with 4.00-inch double-wall black ceramic-coated tips featuring an embossed logo
    • Emissions-legal and CARB compliant with dyno gains up to 10 hp and 13 lb.-ft. at the wheels
  • Flowmaster American Thunder Cat-Back Exhaust System
    SKU: 817932
    • Deep, moderate performance tone from the proven 50 Series HD muffler — aggressive outside, comfortable inside for daily and towing miles
    • Durable 16-gauge mandrel-bent 409 stainless steel construction with large 4.00-inch polished 304 stainless tips
    • Two included exit configurations — straight-out under the bumper or side-exit behind the rear wheels for towing
    • Bolts to factory hanger locations with all hardware and instructions included for an easy install
    • CARB (California) compliant and backed by a Lifetime Limited Warranty
    • Direct fitment for 2014-2024 RAM 3500 Crew Cab and Mega Cab 6.4L Hemi, 2WD/4WD, single or dual rear wheels
  • Flowmaster American Thunder Crossmember-Back Exhaust System
    SKU: 817934
    • Aggressive-to-moderate sound with Super 44 Series mufflers for a deep, classic Flowmaster rumble
    • Mandrel-bent 2.50-inch 409 stainless steel tubing plus a built-in H-pipe crossover for better flow and durability
    • Choose from three dual tailpipe exits: straight rear, side exit, or dumped behind the rear tires
    • Includes new hangers and all hardware for a complete at-home installation
    • CARB (California) compliant and backed by Flowmaster’s Lifetime Limited Warranty
    • Purpose-built fitment for 1967-1972 Ford F-100/F-250/F-350 2WD long bed V8 trucks with side auxiliary fuel tank
  • Flowmaster American Thunder Cat-Back Exhaust System
    SKU: 817913
    • Deep, moderately aggressive exterior sound with a moderate interior tone thanks to the Super 44 Series muffler
    • Mandrel-bent stainless steel with 3.00-inch inlet and 2.50-inch dual tailpipes for strong flow and a muscular exit
    • Bolt-on install using factory hanger locations, with all parts, hardware and detailed instructions included
    • Dual tailpipes routed to clear the factory spare tire and exit behind the rear wheels
    • 3.50-inch polished 304 stainless tips embossed with the Flowmaster logo
    • CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty for 2020-2026 Jeep Gladiator 3.6L
  • 21-26 Ford F-150 (2.7, 3.5, 5.0) Exhaust System Kit
    SKU: 718230
    • Dyno-proven max gains of 24 hp and 29 lb-ft at the rear wheels for real performance you can feel
    • Aggressive-to-moderate sound from the Flow FX series muffler—deep tone without excessive highway drone
    • Durable mandrel-bent 409 stainless steel, 3.00-inch to dual 2.50-inch, for maximum flow and long life
    • Easy bolt-on install using factory-mounting locations with new hangers and all hardware included
    • Dual 4.00-inch tips with embossed logo add an aggressive, finished look at the rear
    • CARB (California) compliant and backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster Outlaw Cat-back Exhaust System
    SKU: 817844
    • Delivers the aggressive Outlaw exhaust tone inside and out on 2018-2026 Jeep Wrangler JL 3.6L models
    • 2.50-inch mandrel-bent stainless steel tubing promotes free-flowing performance
    • Dual 2.5-inch tailpipes with 4.00-inch black ceramic coated stainless steel tips and embossed logo for a modern look
    • Tuned front reflection resonator reduces interior drone, with an optional non-resonated pipe for even more aggression
    • CARB compliant, emissions-legal, and a bolt-on fit using factory hanger locations with all hardware included
  • Flowmaster American Thunder Crossmember-Back Exhaust System
    SKU: 817940
    • Aggressive-to-moderate Flowmaster tone from a pair of Super 44 Series mufflers
    • Mandrel-bent 2.50-inch stainless steel tubing with a built-in H-pipe crossover for better scavenging
    • Purpose-built for 1967-1972 Chevy/GMC K10-K2500 4WD V8 trucks, short or long wheelbase
    • Three tailpipe exit options: turndown, side exit, or straight out the back
    • CARB compliant (Emission Code 5) and backed by a Lifetime Limited Warranty
    • Includes new hangers and all necessary installation hardware
  • Flowmaster American Thunder Crossmember-Back Exhaust System
    SKU: 817937
    • Mandrel-bent 2.50-inch 409 stainless steel tubing maximizes flow and resists corrosion for long-term durability
    • Dual Super 44 Series mufflers deliver a deep, aggressive-to-moderate Flowmaster rumble inside and out
    • Built-in H-pipe crossover balances exhaust flow and sharpens the exhaust note
    • Choose from three tailpipe exits: straight rear, side exit, or dumped behind the rear tires
    • Uses factory hangers and includes all hardware for a straightforward at-home installation
    • CARB (California) compliant and backed by the Flowmaster Lifetime Limited Warranty
  • Flowmaster Outlaw Extreme Cat-Back Exhaust System
    SKU: 817959
    • Deep, aggressive sound from the included Outlaw series muffler
    • 3.0-inch mandrel-bent 409 stainless steel tubing for maximum flow and lasting durability
    • Turndown dump exit eliminates the over-axle tailpipe to boost ground clearance and departure angle off-road
    • Bolt-on install using factory hangers and mounting locations, with all hardware included
    • CARB (California) compliant and backed by Flowmaster’s Lifetime Limited Warranty
    • Purpose-built fitment for the 2016-2023 Toyota Tacoma 3.5L
  • Flowmaster Force II Cat-Back Exhaust System
    SKU: 817949
    • Dyno-proven gains of 6 hp and 7 lb-ft at the rear wheels over stock on the 5.3L Tahoe/Yukon
    • Super 40 Series muffler delivers a moderate-to-mild tone, with a tuned resonator to control interior drone
    • Durable 3.00-inch mandrel-bent 409 stainless steel tubing for maximum flow and longevity
    • Larger 3.50-inch polished stainless tip with embossed logo for a clean, custom look
    • Bolts to factory hanger locations with all hardware included for an easy installation
    • CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster Outlaw Extreme Cat-Back Exhaust System
    SKU: 817961
    • Deep, aggressive exhaust note powered by the Outlaw series muffler
    • 3.0-inch mandrel-bent 409 stainless steel tubing for maximum flow and lasting durability
    • Turndown dump exit removes the over-axle tailpipe to boost ground clearance and departure angle for off-road driving
    • Bolt-on install using factory hangers and mounting locations, with all hardware included
    • CARB (California) compliant and backed by Flowmaster’s Lifetime Limited Warranty
    • Purpose-built fitment for the 2003-2024 Toyota 4Runner 4.0L
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 817933
    • Complete cat-back kit with the 50 Series HD muffler included — no need to source a muffler separately
    • Aggressive yet moderate sound from Flowmaster’s proven 50 Series HD design
    • Dual tail pipes with dual 3.00-inch outlets and an embossed tip logo for a bold, finished look
    • Uses factory hangers for a direct, straightforward bolt-on installation
    • CARB (California) compliant with Emission Code 5 for street-legal peace of mind
    • Durable silver pipes paired with a black muffler finish for a clean underbody appearance
  • Flowmaster American Thunder Crossmember-Back Exhaust System
    SKU: 817938
    • Delivers a deep, aggressive-to-moderate Flowmaster rumble from the proven Super 44 Series mufflers
    • Built from durable, mandrel-bent 2.50-inch 409 stainless steel with a built-in H-pipe crossover for maximized flow
    • Choose from three tailpipe exits — straight rear, side exit behind the tires, or dumped behind the tires
    • Complete kit includes new hangers and all hardware for a straightforward at-home installation
    • CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty
    • Fits both short and long wheelbase 1967-1972 Ford F-100/F-250/F-350 2WD V8 trucks
  • Flowmaster Outlaw Cat-Back Exhaust System
    SKU: 817936
    • Aggressive Super 10 Series sound loud inside and out, backed by real Flowmaster performance
    • Two selectable tailpipe exits — under-bumper or behind the rear wheels for towing flexibility
    • All mandrel-bent 409 stainless 3.00-inch tubing with dual 4.00-inch black ceramic coated tips
    • CARB compliant and emissions-legal for street use where required
    • Easy bolt-on install using factory hangers with all hardware included
    • Covered by Flowmaster’s Lifetime Limited Warranty

Showing 313–336 of 376 results