2.25

Showing 25–48 of 58 results

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  • Buick, Chevrolet, Chrysler, Dodge... Exhaust Muffler
    SKU: 842453
    • Three chamber Delta Flow® design cuts interior resonance while keeping an aggressive exterior tone
    • Heavy-duty 16 gauge 409S stainless steel construction, fully MIG welded for maximum durability
    • 2.25-inch inlet with universal fitment for flexible custom or replacement installs
    • Moderate sound level tuned for comfortable daily driving on street/strip vehicles
    • High-temperature paint finish protects against heat and the elements
  • Flowmaster Super HP-2 Muffler 409SS
    SKU: 12412409
    • Laminar-flow HP-2 core delivers proven Flowmaster performance in a new compact square case
    • Durable 409 stainless steel construction with a high-temperature paint finish
    • Aggressive sound character tuned for 4- and 6-cylinder engine builds
    • Universal 2.25 in. inlet fitment for flexible custom or replacement installs
    • Backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster Super HP-2 Muffler 409SS
    SKU: 12418409
    • Laminar flow core from the classic HP-2, now in a compact square case for clean, modern styling
    • Durable 409 stainless steel case with high-temperature paint finish for lasting heat and corrosion resistance
    • Moderate sound level adds exhaust presence without an aggressive, droning tone
    • Tuned for 4- and 6-cylinder engines with a 2.25 in. inlet and space-saving 5.00 in. body width
    • Universal fit for flexible custom or replacement exhaust builds
    • Backed by Flowmaster’s Lifetime Limited Warranty
  • 86-90 Chevrolet Corvette (350) Exhaust System Kit
    SKU: 17153
    • Complete cat-back exhaust system for 1986-1990 Corvette 5.7L (350) — includes mufflers, tips, and all hardware
    • Force II® tuning delivers improved throttle response, power, and mileage with a mild interior and deep, mellow exterior tone
    • 2.50-inch mandrel-bent aluminized steel tubing and a Scavenger Series® Y-collector for efficient dual flow
    • Dual 2.50-inch brushed stainless steel tips for a clean, finished factory-integrated look
    • Bolts to factory ball flange and hanger locations with U-Bolt clamps for an easy install
    • CARB (California) compliant, Emission Code 5
  • Dodge, GMC, Plymouth Exhaust Muffler
    SKU: 952446
    • Race-derived Super 40 Series with Flowmaster Delta Flow® technology for strong performance and a deep, aggressive sound
    • Larger case profile excels on forced induction and high horsepower vehicles
    • 16 gauge aluminized steel, fully MIG welded for maximum durability
    • High-temperature paint finish stands up to real exhaust heat
    • Universal fitment with a 2.25″ inlet for versatile Dodge, GMC, and Plymouth street/strip builds
    • Delivers powerful tone with low interior resonance for a refined driving experience
  • Flowmaster 40 Series Chambered Muffler
    SKU: 42443
    • Delivers the signature aggressive Flowmaster 40 Series tone, both inside and out
    • Built from durable 16 gauge aluminized steel and fully MIG welded for strength
    • High-temperature paint finish stands up to exhaust heat
    • Universal fitment with a 2.25″ inlet and compact 19.00″ overall length for flexible installs
    • A proven, iconic choice for street rod and custom exhaust builds
  • Flowmaster No Resonator Scavenger Y-Pipe Kit
    SKU: 81108
    • Deletes the restrictive factory resonator to boost your Mustang’s sound and performance
    • Direct fit for 2015-2023 Ford Mustang 2.3L EcoBoost coupes and convertibles
    • Mandrel-bent stainless steel with D-port tech and a Scavenger Series Y-collector for clean, consistent flow
    • Runs with factory rear mufflers or a Flowmaster Axle-back exhaust system
    • Includes all parts, hardware, and easy-to-follow instructions for a straightforward install
    • Backed by the Flowmaster Lifetime Limited Warranty
  • Flowmaster DBX Muffler
    SKU: 12414310
    • Revolutionary HP core with Laminar Flow design delivers excellent sound control and a moderate to aggressive tone
    • Compact build fits vehicles with limited under-chassis space — ideal for sport compacts, muscle cars, and more
    • Cool shell technology minimizes radiant heat from the muffler body in tight engine bays
    • 304S stainless steel internals and a polishable 304 stainless casing look as good as they perform
    • Universal fitment with a 2.25″ inlet makes it a versatile choice for street/strip builds
  • Catalytic Converter
    SKU: 2000124
    • High-flow 200 Cell Metallic Substrate handles severe-duty, high-temperature use
    • Compact 4.00″ x 8.00″ spun stainless steel casing fits tight exhaust spaces
    • Universal 2.25″ slip-fit, weld-on inlet/outlet for flexible custom routing
    • Fits engines up to 5.7L and vehicles up to 6000 lbs GVW
    • Ideal Pre-OBDII solution for racing builds, vintage hot rods, and non-cat vehicles
  • Exhaust Muffler
    SKU: 524554
    • 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
  • Flowmaster 40 Series Chambered Muffler
    SKU: 42441
    • 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
  • Flowmaster 40 Series Chambered Muffler
    SKU: 8042443
    • Delivers the original, aggressive Flowmaster tone with a bold interior and exterior sound
    • Built from 16-gauge 409S stainless steel and fully MIG welded for maximum durability
    • High-temperature paint finish helps resist harsh under-vehicle heat
    • Universal fitment designed for Truck/SUV applications with a 2.25″ inlet
    • Iconic Original 40 Series chambered design — the classic Flowmaster muffler
  • Flowmaster Scavenger X-Pipe No Resonator Kit
    SKU: 81107
    • Engineered specifically for 2015-2017 Ford Mustangs with the 3.7L engine
    • Dual 2.25-inch stainless steel mandrel-bent tubing for smooth, high-performance flow
    • Scavenger Series X-pipe chamber delivers a deep, unique tone and maximum power
    • Run it with the factory rear muffler or a Flowmaster axle-back system for full flexibility
    • Slip-fit, clamp-on connections make installation straightforward
    • Backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster Scavenger Series X-Pipe Kit
    SKU: 81109
    • No-resonator X-pipe design increases exhaust sound level while helping the 5.0L make maximum power
    • Mandrel-bent stainless steel construction with a durable 16-gauge pipe wall
    • Works with factory rear mufflers or a Flowmaster / Hurst Elite Series axle-back for a full upgrade
    • Slip-fit, clamp-on connections and included hardware make installation straightforward
    • Purpose-built for 2015-2017 Ford Mustang GT coupe and convertible 5.0L models
    • Backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster Flow FX Muffler
    SKU: 71225
    • Straight-through 3.00-inch stainless perforated core delivers high flow with a deep, mellow, moderate tone
    • Fully MIG-welded bright 409 stainless steel construction with Flow FX logo embossed on both sides for a show-quality finish
    • Reversible internal flow design installs in either direction to match your vehicle’s offsets and layout
    • Universal fitment with a 2.25-inch inlet, ideal for 4/6 cylinder engine applications
    • Compact case and economical price point for a performance muffler that’s easy to fit into any build
    • Distinct alternative to the chambered Flowmaster sound for enthusiasts wanting a refined exhaust note
  • Exhaust Muffler
    SKU: 9424422
    • Flowmaster Delta Flow® two-chamber design boosts scavenging for better performance and a more controlled sound
    • Aggressive exterior tone with reduced interior resonance and drone versus the standard 40 series
    • Heavy-duty 16 gauge aluminized steel, fully MIG welded for maximum durability
    • Universal 2.25″ inlet with dual outlet location for flexible custom exhaust builds
    • High-temperature paint finish stands up to heat and street/strip use
  • Exhaust Muffler
    SKU: 9424472
    • Delta Flow® technology delivers Flowmaster’s most aggressive, deepest sounding four-inch case street muffler tone
    • Built from 16 gauge aluminized steel and fully MIG welded for maximum durability
    • Universal fitment with a 2.25″ inlet and dual outlet, ideal for 4/6 cylinder engine builds
    • High-temperature paint finish stands up to the heat of an active exhaust system
    • Compact 9.50″ body width makes it easy to integrate into custom cat back exhaust builds
  • Flowmaster Flow FX Muffler
    SKU: 71235
    • Moderate, deep and mellow performance tone that stands apart from chambered Flowmaster mufflers
    • Large 3.00-inch straight-through stainless perforated core for strong exhaust flow
    • Reversible internal design installs in either direction to fit your application and offsets
    • Fully MIG-welded 409 stainless steel with embossed Flow FX logos on both sides
    • Compact, show-quality case at an economical price point
    • Universal fit with a 2.25-inch inlet — exhaust tip sold separately
  • Exhaust Muffler
    SKU: 952460
    • Delta Flow® technology delivers a mellow tone plus improved power and throttle response on 4 and 6 cylinder engines
    • Built from 16 gauge aluminized steel and fully MIG welded for maximum durability
    • Universal fit with a 2.25″ inlet makes it adaptable to a wide range of builds
    • Moderate sound level tunes deeper when paired with a larger diameter tailpipe or tip
    • High-temperature paint finish stands up to real-world exhaust heat
  • Flowmaster Force II Axle-back Exhaust System
    SKU: 817497
    • Direct bolt-on axle-back that uses factory hangers and connections for an easy home install with basic hand tools
    • Mandrel-bent stainless steel with tuned 60 Series Delta Flow mufflers for improved throttle response, power, and mileage
    • Moderate exterior tone and mild interior tone — distinctive without unwanted drone
    • Large 3.50-inch polished stainless steel tips retain the factory dual-outlet look
    • Engineered for the 2011-2014 Ford Mustang 3.7L V6 (2WD) and CARB compliant
    • Backed by the Flowmaster Lifetime Limited Warranty
  • Flowmaster Force II Cat-back Exhaust System
    SKU: 817510
    • True dual 2.25-inch mandrel-bent stainless steel tubing with a Scavenger Series X-pipe for maximum power and a deep, unique tone
    • Includes a pair of 60 Series Delta Flow mufflers for a moderate exterior tone and a mild interior sound
    • Finished with large 3.00-inch polished stainless steel dual tips for a clean, aggressive look
    • Improves throttle response, power, and mileage — hallmark benefits of every Flowmaster system
    • CARB compliant and backed by Flowmaster’s Lifetime Limited Warranty
    • Complete kit with all necessary hardware plus a valance trim template for a true dual exhaust look
  • Flowmaster Force II Cat-back Exhaust System
    SKU: 817552
    • Genuine Flowmaster cat-back designed to improve throttle response, power, and mileage
    • 2.25-inch mandrel-bent stainless steel with an inline tuned resonator and included 50 Series Delta Flow muffler
    • Single Out Rear design plus a 3.50-inch polished stainless tip for a subtle custom look
    • Mild interior tone with a deep, moderate exterior sound — aggressive without being intrusive
    • Bolts up to factory hanger locations and includes all parts and hardware for an easy install
    • CARB (California) compliant, so it’s street-legal where it counts
  • Flowmaster Force II Cat-back Exhaust System
    SKU: 817565
    • Transforms your Cruze into a true dual exhaust look and sound with dual 2.25-inch tailpipes and polished 3.00-inch stainless tips
    • 50 Series Delta Flow muffler delivers a moderate/mild tone with improved throttle response, power and mileage
    • Durable 2.25-inch mandrel-bent 409 stainless steel construction with 304 stainless polished tips
    • CARB (California) compliant with Emission Code 5 for emissions-legal peace of mind
    • Includes all necessary parts, hardware and a template to match the factory exhaust cutout
  • Flowmaster Force II Crossmember-Back Exhaust System
    SKU: 817659
    • Complete crossmember-back kit tuned for a moderate exterior and mild interior exhaust tone
    • 50 Series Delta Flow mufflers and a Scavenger X-pipe work together to improve flow and scavenging
    • Mandrel-bent 409S stainless pipes reduce restrictions and maximize performance
    • Polished 304S stainless 3.00 x 5.50 tips exit through the factory cutout bezels for an integrated look
    • Bolt-on fit with all necessary parts and hardware included, plus Flowmaster’s Lifetime Limited Warranty
    • CARB (California) compliant for the 1970-1973 Corvette 5.7L V8

Showing 25–48 of 58 results