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Product
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- Deep, aggressive Flow FX muffler tone with increased performance over the restrictive factory exhaust
- Turndown dump exit removes the over-axle tailpipe to boost ground clearance and departure angle off-road
- 3.0-inch mandrel bent 409 stainless steel tubing for maximum flow and lasting durability
- Bolts on using factory hangers and included hardware for a quick, straightforward install
- CARB (California) compliant and backed by Flowmaster’s Lifetime Limited Warranty
- Purpose-built fitment for 2021-2026 Ford F-150 with 2.7L, 3.5L, or 5.0L engines
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- Delivers the original, aggressive Flowmaster tone inside and out
- 16 gauge aluminized steel, fully MIG welded for maximum durability
- High-temperature paint finish built to handle exhaust-system heat
- Universal fitment with 2.50-inch dual inlet, ideal for Street Rod and custom builds
- Compact 9.50-inch body width fits a wide range of exhaust routing projects
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- Delivers a deep, rich tone with a mild sound level and less interior drone thanks to the larger case and Delta Flow® design
- Built from 16 gauge aluminized steel and fully MIG welded for maximum durability
- Universal fitment with a 2.25″ inlet plus dual inlet and dual outlet for flexible installs
- Sized for 4- and 6-cylinder engines and suited to trucks, SUVs, and high-performance builds
- Contributes to mileage and power gains while adding an aggressive, refined exhaust note
- High-temperature paint finish helps the muffler stand up to real-world heat
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- Flowmaster Delta Flow technology delivers excellent power characteristics with maximum sound reduction
- 30 Series Delta Force design engineered to meet stringent track decibel requirements
- Aggressive sound level built for Street/Strip and race applications
- 3.50″ inlet diameter supports high-flow performance exhaust builds
- Universal fitment gives fabricators flexibility for custom exhaust system integration
- High-temperature paint finish stands up to exhaust heat
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- Complete true dual crossmember-back kit with 2.50-inch mandrel-bent stainless steel tubing for maximum flow
- Dual Super 44 Series mufflers deliver a moderate to aggressive interior and exterior tone
- Built-in H-pipe/balance tube plus improved throttle response, power, and mileage
- Angle-cut brushed stainless steel tips exit straight out under the rear bumper for a clean finish
- Includes all hangers and hardware, is CARB compliant, and backed by a Lifetime Limited Warranty
- Engineered for 1969 Camaro and Firebird V8 models, including Convertibles with a simple X-brace adjustment
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- Delivers a deep, mellow, moderate performance tone that sets it apart from chambered mufflers
- Straight-through 3.00-inch stainless steel perforated core promotes smooth flow and a refined exhaust note
- Fully MIG-welded 409 stainless steel construction with embossed Flow FX logo on both sides for lasting durability and looks
- Reversible internal flow design installs in either direction to suit your application and offsets
- Compact case size and universal Truck/SUV fitment make installation easier in tight spaces
- Show-quality performance muffler at an economical price point
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- Straight-through smooth core delivers a moderate, refined sound level inside and out
- Fully welded 409S stainless steel case for increased durability and heat resistance
- Compact 4.00-inch round body fits nearly any application, including late model muscle cars
- 2.50-inch inlet with universal fitment for flexible custom exhaust builds
- Economically priced Flow FX performance muffler from Flowmaster
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- Delta Flow® technology improves sound control while adding mileage and power gains
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- Enlarged case with a mild sound level for a refined, controlled exhaust note
- 3.00 inch inlet diameter suited to big block and classic muscle car builds
- Versatile fit for trucks, SUVs, RVs, tow vehicles, and high performance street cars where space allows
- High-temperature paint finish built to withstand exhaust-duty heat
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- Delivers a deep, traditional mellow tone with a moderate sound level that’s distinct from chambered muffler designs
- 3.00-inch straight-through stainless steel perforated core promotes strong exhaust flow
- Fully MIG-welded “bright” 409 stainless steel construction with embossed Flow FX logo for show-quality looks
- Reversible internal flow design installs in either direction to suit your offsets and application
- Compact case and 2.50-inch inlet make it easy to fit into universal and late model muscle car builds
- Show-quality performance muffler at an economical price point
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- Delta Flow® technology and an enlarged case deliver improved sound control plus mileage and power gains
- Mild sound level provides a smooth, refined exhaust note without harsh drone
- 16 gauge aluminized steel, fully MIG welded for maximum durability
- High-temperature paint finish adds protection against heat and the elements
- Universal fitment with a 3.00″ inlet — great for trucks, SUVs, RVs, tow vehicles and street cars where space allows
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- Economically priced Flowmaster Flow FX performance muffler that delivers real value
- Straight-through smooth core provides a moderate, refined tone inside and out
- Fully welded 409S stainless steel case for increased durability and corrosion resistance
- Compact 4.00 inch round body with 3.00 inch inlet fits just about any application
- Universal fitment makes it ideal for late model muscle car exhaust builds
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- Delivers the original, aggressive Flowmaster sound with a proven chambered design
- Built from durable 16 gauge aluminized steel and fully MIG welded for maximum durability
- Universal fitment with a 2.25″ inlet makes it a versatile choice for street rod and custom builds
- High-temperature paint finish helps it stand up to real-world driving
- Iconic 40 Series tone — one of the most recognizable performance mufflers on the street
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- Flowmaster Outlaw series muffler delivers an aggressive, high-volume race exhaust note with no set decibel limit
- 2.50-inch inlet with universal fitment adapts to a wide range of race exhaust systems
- Connect directly to header collectors or integrate into your existing exhaust system for maximum flexibility
- High-temperature paint finish is built to withstand the heat of hard race use
- Exhaust tips sold separately so you can finish the build with the style and diameter you want
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- Flowmaster Outlaw Series muffler built for race use with no set decibel limit
- Aggressive sound level that maximizes volume and free-flowing exhaust performance
- Universal fitment with a 2.50-inch inlet for header-collector or in-line installs
- Durable high-temperature paint finish withstands demanding exhaust heat
- Versatile foundation for a custom performance exhaust or cat back exhaust system
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- Adds up to 17 hp and 18 lb-ft at the rear wheels on the dyno
- Deep, aggressive-to-moderate exhaust tone from the Flow FX muffler
- Durable 3.00-inch mandrel-bent 409 stainless steel tubing for maximum flow
- Dual 4.00-inch black ceramic-coated tips with embossed logo for a custom look
- Includes all hardware and new hangers with factory mounting locations for easy install
- CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty
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- Deep, mellow moderate tone that stands apart from traditional chambered muffler sound
- Large 3.50-inch straight-through stainless steel core for smooth, efficient flow
- Reversible internal design installs in either direction to match your vehicle’s offsets
- Fully MIG-welded 409 stainless steel with embossed Flow FX logo for show-quality durability
- Compact case and economical price point ideal for Truck/SUV builds
- Universal fitment with dual 2.50-inch outlets for flexible exhaust system installs
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- Adds up to 12 hp and 13 lb-ft at the rear wheels for real, measurable performance gains
- Flow FX muffler delivers a deep exhaust tone at a moderate, daily-driver-friendly sound level
- 3.00-inch mandrel-bent 409 stainless steel tubing maximizes flow and long-term durability
- Dual 4.00-inch black ceramic-coated tips with embossed logo add a custom, aggressive look
- Bolt-on install using factory hangers and mounting locations with all hardware included
- CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty
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- Straight-through 3.50-inch stainless steel perforated core delivers smooth flow with a deep, mellow tone
- Fully MIG-welded 409 stainless steel construction with embossed Flow FX logos for a show-quality look
- Moderate sound level offers a distinct alternative to the classic chambered Flowmaster sound
- Reversible internal flow design installs in either direction to match your offsets and routing
- Compact case and universal fitment make it ideal for street rod and custom builds
- Economical, show-quality performance muffler backed by genuine Flowmaster engineering
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- Larger case size reduces interior resonance for a deep, rich tone with less cabin drone
- Mild sound level ideal for classic muscle cars and street-driven performance builds
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- Delta Flow-based design supports mileage and power gains over restrictive stock mufflers
- Universal fit with a 2.50-inch inlet for flexible custom exhaust installations
- High-temperature paint finish stands up to heat and the elements under your vehicle
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- Deep, rich tone with a mild sound level that stays comfortable for street and highway driving
- Larger case significantly reduces interior resonance for less drone and cruising fatigue
- Delivers mileage and power gains alongside the improved exhaust note
- 16-gauge aluminized steel construction, fully MIG welded for maximum durability
- Universal 2.50″ inlet fitment ideal for muscle car, truck, SUV, and high-performance builds
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- Delta Flow® chambered design delivers a deep, rich tone while cutting harsh interior resonance
- Larger Super 50 case is well suited to muscle car and high-performance applications
- Engineered to support mileage and power gains through efficient flow
- Built tough from 16 gauge aluminized steel and fully MIG welded for maximum durability
- Universal fitment with a 2.50-inch inlet for flexible exhaust integration
- Mild, drone-free sound level ideal for daily driving and long trips
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- Delivers the original, aggressive Flowmaster sound both inside and outside the cabin
- Built from 16 gauge 409S stainless steel and fully MIG welded for maximum durability
- High-temperature paint finish adds extra protection against heat and the elements
- Universal fitment with a 3.00-inch inlet and dual outlet, ideal for classic muscle car builds
- Part of the legendary Original 40 Series that defined the Flowmaster sound
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- Delta Flow® technology delivers improved sound control along with mileage and power gains
- Enlarged case is perfect for trucks, SUVs, RVs, tow vehicles, and high-performance street cars
- Built tough with 16 gauge aluminized steel and full MIG welds for maximum durability
- Mild sound level provides a smooth, refined exhaust note without excessive drone
- Universal fitment with a 2.50″ inlet for flexible installation across many setups
- High-temperature paint finish helps stand up to heat and daily driving demands
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- Internal tuning chamber delivers maximum sound control and a mild, quiet interior tone even under heavy loads
- Designed to help promote mileage and power gains on big cubic inch and heavy-duty engines
- 16 gauge aluminized steel construction, fully MIG welded for maximum durability
- Ideal for full-size trucks, SUVs, RVs, and tow vehicles with a universal, dual inlet/outlet design
- 2.75-inch dual inlet with high-temperature paint finish for lasting protection
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