80 Series Crossflow

Showing all 21 results

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  • Flowmaster American Thunder Crossmember-Back Exhaust System
    SKU: 817104
    • All stainless steel 409S construction backed by Flowmaster’s Limited Lifetime Warranty
    • Exclusive 80 Series Crossflow muffler retains full ground clearance in the factory rear-axle location
    • Mandrel-bent dual 2.50-inch pipes with H-pipe crossover for a deep, smooth tone and reduced deceleration back-rap
    • Moderate sound level delivers a rich exhaust note without an overwhelming cabin drone
    • CARB compliant and includes all parts, hardware, and illustrated instructions for a complete install
    • Direct-fit for 1967-1974 Camaro and Firebird and 1968-1974 Nova in 2WD applications
  • Flowmaster 80 Series Chambered Muffler
    SKU: 42583
    • Cross-flow design lets you mount the muffler transversely behind the rear end for tight exhaust layouts
    • Delivers an aggressive muscle car sound both inside and outside the vehicle
    • 16 gauge aluminized steel construction, fully MIG welded for maximum durability
    • High-temperature paint finish helps resist heat and the elements
    • 2.50-inch inlet with a dual outlet configuration for late model muscle car applications
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 17234
    • Deep, powerful tone from the large-case 80 Series Cross-flow performance muffler with a moderate-to-aggressive exterior sound
    • Full 3.00-inch mandrel-bent aluminized steel tubing improves throttle response, power, and mileage over the restrictive factory exhaust
    • Dual 3.00-inch polished stainless steel tips deliver a muscular, traditional dual-exhaust look
    • Bolt-on install using factory hanger locations, U-Bolt clamping, and all included hardware
    • CARB (California) compliant with Emission Code 5 and configured for 2WD applications
    • Backed by Flowmaster’s 3-year Limited Warranty
  • 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 80 Series Chambered Muffler
    SKU: 43083
    • Cross-flow chambered design built for transverse mounting behind the rear end
    • Delivers an aggressive muscle car sound inside and outside the vehicle
    • 16 gauge aluminized steel, fully MIG welded for maximum durability
    • High-temperature paint finish adds heat and corrosion protection
    • 3.00-inch inlet with dual outlet and universal fitment for flexible builds
  • Flowmaster 80 Series Chambered Muffler
    SKU: 42582
    • Cross-flow 80 Series design with an inlet and outlet on each end — purpose-built for transversely mounted muffler applications behind the rear end
    • Delivers an aggressive muscle car sound both inside and outside the vehicle
    • Built from 16 gauge aluminized steel and fully MIG welded for maximum durability
    • High-temperature paint finish helps the muffler withstand demanding exhaust heat
    • Excellent transverse-muffler replacement for late-model Camaros and Firebirds
    • 2.50-inch inlet diameter with dual inlet and dual outlet locations
  • Chevrolet, Pontiac (5.7) Exhaust System Kit
    SKU: 17143
    • American Thunder cat-back system delivers a moderate-to-aggressive exterior tone with a comfortable, mild-to-moderate interior sound
    • 3.00-inch mandrel-bent inlet and 80 Series Cross-flow muffler (P/N 43083) improve throttle response, power, and mileage
    • Dual 2.50-inch mandrel-bent tailpipes give a muscular look and unmistakable presence
    • Bolts on using factory hanger locations with all necessary parts and U-Bolt hardware included
    • CARB (California) compliant and backed by Flowmaster’s 3-year Limited Warranty
  • Chevrolet, Pontiac (5.7) Exhaust System Kit
    SKU: 17133
    • Genuine Flowmaster American Thunder cat-back exhaust with an included 80 Series Cross-flow muffler for a deep, aggressive tone
    • Improves throttle response, power, and mileage thanks to 3.00-inch mandrel-bent aluminized steel tubing and smooth flow
    • Dual 2.50-inch mandrel-bent tailpipes deliver a traditional dual-exhaust look and muscular sound
    • Bolts to factory hanger locations with included U-Bolt hardware for an easy 2WD installation
    • CARB (California) compliant and backed by Flowmaster’s 3-year Limited Warranty
  • 07-11 Jeep Wrangler (3.8) Exhaust System Kit
    SKU: 817738
    • Model-specific Force II axle-back exhaust engineered for 2007-2011 Jeep Wrangler 3.8L V6
    • Stainless steel 80 Series crossflow muffler delivers a moderate exterior sound with a mild interior tone
    • Dual 2.50 inch mandrel-bent tailpipes finished with 3.50 inch polished stainless steel tips
    • Flanged mount and included hardware make for an easy bolt-on installation
    • CARB compliant and emissions-legal, backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster American Thunder Crossmember-Back Exhaust System
    SKU: 17104
    • Exclusive 80 Series Crossflow muffler delivers a deep, moderate tone inside and out
    • Complete dual 2.50-inch mandrel-bent system with built-in H-pipe crossover for balanced flow
    • Purpose-fit for 1967-1974 Camaro/Firebird and 1968-1974 Nova classic muscle cars
    • Includes all parts, U-bolt hardware, and illustrated instructions for a straightforward install
    • CARB (California) compliant and backed by Flowmaster’s 3-Year Limited Warranty
    • Aluminized steel construction with the muffler tucked high behind the rear differential for clean clearance
  • Chevrolet, Pontiac (5.7) Exhaust System Kit
    SKU: 17199
    • Deep, powerful sound from the 80 Series Cross-flow muffler with a moderate-to-aggressive exterior tone and mild-moderate interior tone
    • 3.00-inch mandrel-bent aluminized steel inlet and dual tailpipes finished with polished stainless steel tips for a muscular look
    • Improves throttle response, power, and mileage as part of a complete Flowmaster cat-back system
    • Bolts to factory hanger locations with U-Bolt clamps and includes all hardware for easy installation
    • CARB (California) compliant and backed by Flowmaster’s 3-year Limited Warranty
  • Chevrolet, Pontiac (305, 350) Exhaust System Kit
    SKU: 17233
    • Deep, powerful tone from the large-case 80 Series Cross-flow muffler with a moderate-to-aggressive exterior sound
    • 3.00-inch mandrel-bent aluminized steel inlet and dual tailpipes for smooth flow and improved throttle response, power, and mileage
    • Bolts up to factory hanger locations with U-Bolt clamps and all included hardware for an easy, no-cut install
    • Dual 3.00-inch polished stainless steel tips deliver a muscular, traditional dual-exhaust look
    • CARB (California) compliant and backed by Flowmaster’s 3-Year Limited Warranty
  • Exhaust Muffler
    SKU: 842580
    • Compact 4.0 x 9.5 x 13.0 in. case makes for easier fitment on tight custom exhaust builds
    • Offset same-end 2.50 in. inlet and outlet ideal for side-exit routing in front of the rear tires
    • Durable 409S Stainless Steel construction with high-temperature paint finish built to last
    • Delivers a moderate to aggressive Flowmaster tone perfect for classic muscle car applications
    • Backed by Flowmaster’s Lifetime Limited Warranty for lasting peace of mind
  • 18-26 Jeep Wrangler (2.0, 3.6) Exhaust System Kit
    SKU: 817804
    • Bolt-on axle-back installation using factory hangers with all hardware and instructions included
    • Stainless steel 80 Seriesâ„¢ crossflow muffler paired with dual 2.50-inch mandrel-bent tailpipes
    • Large 4.00-inch black ceramic-coated 304 stainless tips with embossed Flowmaster logo for a stealthy look
    • Moderate exterior tone and mild interior sound for comfortable daily and trail driving
    • CARB compliant and emissions-legal, fits 2018-2026 Jeep Wrangler JL 3.6L and 2.0L turbo
    • Backed by the Flowmaster Lifetime Limited Warranty
  • 18-26 Jeep Wrangler (2.0, 3.6) Exhaust System Kit
    SKU: 817841
    • Flowmaster Force II axle-back exhaust engineered to fit 2018-2026 Jeep Wrangler JL with the 3.6L V6 or 2.0L turbo
    • Moderate exterior tone and mild interior sound for performance without cabin drone
    • Stainless steel 80 Series cross-flow muffler with dual 2.50-inch mandrel-bent tailpipes and 4.00-inch polished tips
    • True bolt-on install using factory hangers, with all parts, hardware, and instructions included
    • CARB (California) compliant, emissions-legal Dual Out Rear system
    • Backed by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster Force II Axle-back Exhaust System
    SKU: 817517
    • Mandrel-bent stainless steel construction maximizes exhaust flow for improved throttle response, power, and mileage
    • 80 Series Crossflow muffler delivers a deep, moderate tone outside with little to no interior resonance in the cab
    • Quad 3.00-inch polished 304 stainless steel tips give the rear a finished, aggressive look
    • Bolts up with factory-style connections and factory hangers, plus all hardware and instructions for a quick install
    • CARB (California) compliant and configured for 2WD applications
    • Complete axle-back kit that replaces the factory mufflers behind the rear axle
  • Flowmaster American Thunder Cat-back Exhaust System
    SKU: 817819
    • Direct bolt-on fit for 2018-2026 Jeep Wrangler JL 2-door and 4-door with the 3.6L engine, using factory hangers
    • Aggressive exterior tone with a mild interior note thanks to the 80 Series crossflow muffler and dedicated reflection resonator
    • Full stainless construction with 2.50-inch mandrel bent inlet and dual tailpipes for smooth, unrestricted flow
    • Stealthy dual 4.00-inch black ceramic coated tips with embossed Flowmaster logo
    • CARB (California) compliant, emissions-legal system that includes the muffler and all necessary hardware for easy at-home installation
  • Flowmaster Force II Axle-back Exhaust System
    SKU: 817729
    • Moderate exterior tone with a mild interior sound—performance without cabin drone
    • Stainless steel 80 Series Crossflow muffler and dual 2.50-inch mandrel-bent tailpipes included
    • Polished stainless 3.50-inch tips with embossed logo for a clean, upgraded look
    • Bolt-on installation using factory hanger locations—easy to do at home with included hardware and instructions
    • CARB compliant and emissions-legal, purpose-built for 2012-2018 Jeep Wrangler JK/JKU 3.6L
    • Covered by Flowmaster’s Lifetime Limited Warranty
  • Flowmaster 80 Series Chambered Muffler
    SKU: 52580
    • Aggressive muscle car sound both inside and outside the vehicle from Flowmaster’s chambered cross-flow design
    • Same-end inlet and offset outlet route cleanly in front of the axle for a side-exit style system
    • 16-gauge aluminized steel, fully MIG welded for maximum durability
    • High-temperature paint finish stands up to exhaust heat
    • Universal fitment with a 2.50-inch inlet for flexible custom and replacement builds
    • Delivers a classic layout similar to AAR Cuda exhaust systems
  • Flowmaster Force II Axle-back Exhaust System
    SKU: 817790
    • Direct bolt-on for 2012–2018 Jeep Wrangler JK 3.6L using factory hangers, with all installation hardware included
    • Moderate exterior sound with a mild interior tone for an aggressive yet comfortable driving experience
    • 80 Series crossflow muffler and mandrel-bent stainless steel tubing for smooth, performance-oriented flow
    • Dual 2.50-inch tailpipes finished with large 4.00-inch black ceramic coated stainless tips for a stealthy, muscular look
    • Emissions-legal and CARB (California) compliant for a street-legal upgrade
  • Flowmaster 80 Series Chambered Muffler
    SKU: 842583
    • Crossflow design purpose-built for transverse muffler mounting behind the rear end
    • Delivers an aggressive muscle car sound inside and outside the vehicle
    • Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability
    • Excellent replacement for Camaros and Firebirds with transverse mufflers
    • 2.50-inch inlet with dual transverse outlets and a heat-resistant high-temperature paint finish