Aggressive / Moderate

Showing 25–48 of 194 results

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SKU
Product
Price
  • Flowmaster Flow FX Cat-Back Exhaust System
    SKU: 717920
    • Deep, moderately aggressive sound from Flow FX straight-through mufflers and the Scavenger Series X-pipe
    • Retains Factory Active Exhaust Valves so you keep your Challenger’s adjustable exhaust character
    • Quad 3.50-inch black ceramic-coated 304 stainless tips with embossed Flowmaster logo for an aggressive factory-style look
    • CARB (California) compliant with Emission Code 5
    • Bolts to factory hanger locations and includes all necessary parts, hardware, and detailed instructions
    • Mandrel-bent 3.00-inch stainless tubing purpose-built for 2015-2023 Challenger 6.2L/6.4L Hemi, including Hellcat
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17417
    • Deep, aggressive exterior sound with a moderate interior tone from the Super 40â„¢ Series muffler
    • 16-gauge mandrel-bent aluminized steel tubing with dual 2.50-inch tailpipes and 3.00-inch polished stainless tips
    • DOR/DOS design lets you exit behind the rear wheels for towing or straight out the back for looks
    • Bolt-on install using factory hanger locations with all parts and hardware included
    • CARB compliant and emissions-legal, backed by a 3-year Limited Warranty
    • Direct fit for 2004-2008 Ford F-150 and Lincoln Mark LT with 4.6L or 5.4L engines, 2WD or 4WD
  • Flowmaster Flow FX Axle-Back Exhaust System
    SKU: 717992
    • Dyno-verified gains of +4 hp and +7 lb-ft at the rear wheels
    • Aggressive-to-moderate tone from Flow FX straight-through mufflers
    • Durable 409 stainless steel with 3.00-inch mandrel-bent pipes
    • Dual 4.50-inch black ceramic tips with embossed Flowmaster logo
    • Bolts to factory hangers with included hardware and instructions for easy at-home install
    • CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster Flow FX Cat-back Exhaust System
    SKU: 717935
    • Delivers a deep, aggressive-yet-moderate tone from Flow FX straight-through mufflers and a Scavenger Series X-pipe
    • Retains your Factory Active Exhaust Valves by reusing the OEM actuators for seamless integration
    • Full mandrel-bent 3.00-inch stainless steel construction for smooth, high-performance flow
    • Aggressive 4.50-inch black ceramic-coated 304 stainless tips with embossed Flowmaster logo exit within the rear valance
    • CARB (California) compliant and street-legal with emission code 5
    • Bolts up to factory hanger locations with all hardware and detailed instructions included for at-home install
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17419
    • Deep, aggressive exterior tone with a moderate interior sound that won’t overwhelm the cab
    • Heavy 16-gauge mandrel-bent aluminized steel tubing built for durability and maximum flow
    • Includes the Super 50 Series performance muffler (PN 530562) — no extra muffler purchase needed
    • Dual 2.50-inch tailpipes with two exit options: straight-back dual look or side-exit for towing
    • Finished with polished 304 stainless steel tips embossed with the Flowmaster name
    • CARB compliant and includes all hardware and instructions for an easy at-home install
  • Flowmaster American Thunder Crossmember-Back Exhaust System
    SKU: 817174
    • Complete crossmember-back dual system with everything needed for a 1955-1957 Chevy coupe or sedan
    • 2.50-inch mandrel-bent stainless steel for maximum flow, performance and long-term durability
    • Super 40 Series mufflers deliver a deep, aggressive exterior tone with a moderate interior sound
    • Built-in H-pipe smooths the note and eliminates back rap on deceleration
    • Dual tailpipes tucked high for clearance, exiting cleanly under the rear bumper
    • CARB compliant and backed by a Lifetime Limited Warranty
  • Flowmaster American Thunder Crossmember-Back Exhaust System
    SKU: 817390
    • Complete crossmember-back dual exhaust system with new hangers and all hardware included for an easy, ready-to-install upgrade
    • Super 40 Series mufflers and an H-pipe deliver a deep, powerful exterior sound with a moderate interior tone and no deceleration back-rap
    • Built from 2.50-inch mandrel-bent stainless steel tubing with a durable 16-gauge pipe wall for smooth flow and lasting strength
    • Dual mandrel-bent tailpipes exit straight out the back under the rear bumper for a muscular look, with tip style your choice
    • CARB (California) compliant and emission code 5 rated, backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17425
    • Deep, aggressive exterior sound with a moderate interior tone thanks to the Super 50 Series performance muffler
    • Bolt-on install using factory hanger locations, with all parts, hardware, and clamps included
    • Choose your exit: behind the rear wheels for towing or straight out the back for a muscular look
    • 16-gauge mandrel-bent aluminized steel construction with large 3.00-inch polished stainless steel tips
    • CARB (California) compliant and emissions-legal, backed by a 3-Year Limited Warranty
    • Purpose-built fitment for 2000-2006 Toyota Tundra 4.7L trucks
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17428
    • Aggressive exterior tone with a moderate interior sound that won’t drive you out of the cab
    • Heavy 16-gauge mandrel-bent aluminized steel with an included Super 40 Series muffler for durability and flow
    • Dual 2.50-inch tailpipes clear the factory spare and offer two exit choices — true dual rear or side-exit for towing
    • Polished 304 stainless steel tips embossed with the Flowmaster name for a premium finish
    • CARB (California) compliant and backed by a 3-year Limited Warranty
    • Includes all necessary parts, hardware, and instructions for an easy at-home installation
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17429
    • Heavy 16-gauge mandrel-bent aluminized steel tubing built for durability and maximum flow
    • Aggressive exterior tone with a moderate interior tone that won’t drown out conversation in the cab
    • Dual 2.50-inch tailpipes clear the factory spare tire with straight-back or side-exit options — ideal for towing
    • Finished with highly polished 304 stainless steel tips embossed with the Flowmaster name
    • Fits 2WD and 4WD with all wheelbases and includes all parts, hardware, and instructions for easy at-home installation
    • CARB compliant and backed by a 3-year Limited Warranty
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 817417
    • Deep, aggressive exterior sound with a moderate interior tone from the Super 40 Series muffler
    • 16-gauge mandrel-bent stainless steel construction backed by a Lifetime Limited Warranty
    • DOR/DOS design lets you exit behind the rear wheels for towing or straight out the back for a muscular look
    • Dual 2.50-inch tailpipes finished with large 3.00-inch polished stainless steel tips
    • Bolt-on install using factory hanger locations with all parts and hardware included
    • CARB compliant and emissions-legal, fitting 2WD and 4WD 2004-2008 F-150 and Lincoln Mark LT 4.6L/5.4L
  • Flowmaster American Thunder Crossmember-Back Exhaust System
    SKU: 817412
    • Complete true dual crossmember-back system engineered specifically for 1964-1967 GM A-body V8 (2WD) applications
    • 2.50-inch mandrel-bent stainless steel tubing plus a built-in H-pipe for maximum flow and even exhaust pulses
    • Large-case Super 40 Series mufflers included, delivering a moderate to aggressive tone inside and out
    • Improved throttle response, power, and mileage backed by Flowmaster’s Lifetime Limited Warranty
    • Includes all hangers and hardware, with dual tailpipes that exit under the rear bumper for a muscular look
    • CARB (California) compliant for legal, confident installation
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17430
    • Deep, aggressive exterior tone with a moderate interior sound that won’t overpower in-cab conversation
    • Heavy 16-gauge mandrel-bent aluminized steel construction for durability and maximum flow
    • Includes the Super 50 Series performance muffler (P/N 530562) and polished 3.00-inch 304 stainless steel tips
    • Dual 2.50-inch tailpipes clear the factory spare tire and use factory hanger locations for an easy at-home install
    • CARB compliant (Emission Code 5) and backed by a 3-year Limited Warranty
  • Flowmaster American Thunder Cat-Back Exhaust System
    SKU: 818131
    • Durable 409 stainless steel construction with 3.00-inch mandrel-bent pipes for improved exhaust flow
    • Dyno-verified gains of 3 hp and 5 lb-ft over stock at the rear wheels
    • Muffler-delete design delivers an aggressive-to-moderate tone plus added off-road clearance
    • Bolt-on install using factory hanger locations, with all hardware and instructions included
    • CARB compliant and street-legal in California, finished with a polished 3.00-inch stainless tip
    • Backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17435
    • Super 50 Series muffler delivers an aggressive exterior tone with a moderate interior sound that won’t drone in the cab
    • Heavy 16-gauge mandrel-bent aluminized steel tubing built for durability and maximum flow
    • Dual 2.50-inch tailpipes clear the factory spare tire and offer straight-back or side-exit (towing-friendly) options
    • Finished with dual 3.00-inch polished 304 stainless steel tips embossed with the Flowmaster name
    • CARB (California) compliant and covered by a 3-year Limited Warranty
    • Includes all parts, hardware, and instructions for an easy at-home installation
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17436
    • Super 50 Series muffler delivers an aggressive exterior tone with a moderate interior sound that won’t drown out conversation
    • Heavy 16-gauge mandrel-bent aluminized steel tubing built for durability and maximum flow
    • Dual 2.50-inch tailpipes clear the factory spare and offer two exit options — straight-back or side-exit for towing
    • Finished with polished 304 stainless steel 3.00-inch tips embossed with the Flowmaster name
    • CARB compliant and includes all parts, hardware and instructions for easy at-home installation
    • Covered by Flowmaster’s 3-year Limited Warranty for added peace of mind
  • Flowmaster Flow FX Cat-Back Exhaust System
    SKU: 718116
    • Adds real power — max dyno gains of 9 hp and 10 lb-ft at the rear wheels
    • Aggressive-to-moderate tone from the tuned Flow FX series muffler
    • 3.00-inch to dual 2.50-inch mandrel-bent 409 stainless steel for maximum flow and durability
    • Easy bolt-on install using factory-mounting locations with new hangers and hardware included
    • CARB (California) compliant and backed by Flowmaster’s Lifetime Limited Warranty
    • Fits 2021-2026 Ford F-150 with 2.7L, 3.5L, or 5.0-liter engines
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17468
    • Aggressive exterior tone with a moderate interior note thanks to the included 70 Series Big Block II muffler
    • Heavy 16-gauge mandrel-bent aluminized steel construction for durability and flow
    • Dual 2.50-inch tailpipes with two exit options — straight back or side-exit for towing
    • Polished 304 stainless steel tips embossed with the Flowmaster name
    • Complete kit with muffler, U-Bolt clamps, hardware and instructions for easy home installation
    • CARB (California) compliant and backed by a 3-year Limited Warranty
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17470
    • Aggressive exterior tone with a moderate, cabin-friendly interior sound from the 70 Series Big Block II muffler
    • Heavy 16-gauge mandrel-bent aluminized steel construction built for durability and flow
    • Dual 2.50-inch tailpipes clear the factory spare tire with rear-exit or side-exit options
    • Highly polished 3.00-inch 304 stainless steel tips embossed with the Flowmaster name
    • Includes all parts, hardware and instructions for an easy at-home install, backed by a 3-year Limited Warranty
    • CARB (California) compliant and fits 2WD/4WD extended cab, short bed models
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 817522
    • Delivers a moderately aggressive Flowmaster sound inside and outside the cab
    • All stainless steel mandrel-bent construction with a Super 40 Series muffler and dual 2.50-inch tailpipes for strong flow and tone
    • Large 3.50-inch polished stainless tips add aggressive style at the rear
    • DOR/DOS design lets you run dual-out-rear or dual-out-side exits
    • Emissions legal and CARB compliant, fitting 2009-2014 F-150 4.6L, 5.0L, and 5.4L trucks
    • Easy bolt-on install with all hardware included, backed by a Lifetime Limited Warranty
  • Flowmaster Flow FX Cat-Back Exhaust System
    SKU: 718122
    • Dyno-proven gains up to 12 hp and 13 lb-ft at the rear wheels
    • 3.00-inch mandrel-bent 409 stainless steel resists corrosion and maximizes exhaust flow
    • Over-axle routing adds 2.0 inches of axle clearance for better suspension travel off-road
    • Deep, aggressive-to-moderate Flow FX tone with dual 4.00-inch black ceramic-coated tips
    • Direct-fit install using factory mounting locations with all hardware and new hangers included
    • CARB-compliant and backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster Flow FX Extreme Cat-Back Exhaust System
    SKU: 717978
    • Purpose-built fitment for 2015-2020 Ford F-150 with 2.7L, 3.3L, 3.5L, and 5.0L engines
    • 3.0-inch mandrel-bent 409 stainless steel tubing for maximum exhaust flow and lasting durability
    • Turndown dump exit removes the over-axle tailpipe to improve ground clearance and departure angle off-road
    • Flow FX muffler delivers a deep, powerful, aggressive/moderate exhaust sound
    • Bolt-on install using factory hangers with all necessary hardware included
    • CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 817473
    • Mandrel-bent 2.50-inch stainless steel construction with polished 3.00-inch 304 stainless tips for lasting durability and a premium look
    • Super 40 Series muffler delivers a moderately aggressive exterior tone with a comfortable moderate interior tone
    • Choose straight-out-the-back exits for a muscular look or behind-the-rear-wheels routing that’s ideal for towing
    • Improved throttle response, power, and mileage from a true Flowmaster Cat-back system
    • Bolt-on install using factory hanger locations with all necessary parts and hardware included
    • CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster Flow FX Cat-Back Exhaust System
    SKU: 717990
    • Dyno-proven gains up to +14 hp and +13 lb-ft at the rear wheels
    • Durable 409 stainless steel with 3.00 to dual 2.50-inch mandrel-bent pipes for better flow
    • Flow FX straight-through muffler delivers an aggressive tone with minimal drone
    • Dual 4.00-inch black ceramic tips with laser-etched logo for a custom look
    • Bolt-on install using factory hangers, with all hardware and instructions included
    • CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty

Showing 25–48 of 194 results