Flowmaster Buyer’s Guide | Exhaust Systems, Mufflers, Cold Air Intakes & More

It’s time for that classic “Flowmaster” sound

Mild, moderate and aggressive. Those are the “Flowmaster” tones that you hear on the road every day. So no matter how mild or aggressive you want your exhaust to sound, Flowmaster has an option for you. All options will give you an added boost of performance!

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Flowmaster Cold Air Intakes

Delta Force Cold Air Intake Kit

Say goodbye to your restrictive factory air flow! With this cold air intake kit by Flowmaster, you get more horsepower, a better engine sound, and at the same time, you will have the peace of mind that this one will last you longer. This makes it a great investment for you!

  • Black powder-coated heat shield
  • Washable 8-layer cotton-gauze filter
  • Cross-linked polyethylene & roto-molded intake tube
  • Unique finned design with the Flowmaster logo

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Flowmaster Exhaust Systems

American Thunder Axle-Back Exhaust System

Give your Mustang the power it needs. This Flowmaster exhaust system kit will boost your engine’s performance and deliver a more aggressive exhaust note. Plus, it comes with polished tips that will boost your vehicle’s overall appearance. Your car will definitely look and feel so much better with the American Thunder.

  • Large-diameter mandrel-bent pipes
  • Chambered muffler
  • Constructed from aluminized steel
  • Aggressive sound

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American Thunder Cat-Back Exhaust System

To get that Flowmaster Sound, this American Thunder cat back exhaust system kit will do the trick. Constructed from high quality stainless steel and with special mufflers, you gain better horsepower and fuel efficiency out of this. You become faster and you get to have a more aggressive sound that you will love.

  • Made from stainless steel
  • Mandrel-bent tubing
  • Super 44 Series Muffler
  • For 1994-1997 Ford Mustang GT/Cobra 4.6L/5.0L

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American Thunder Header-Back Exhaust System

If you want to get the American Thunder tone for your vehicle, then you’re definitely getting it with this header back exhaust system. Designed to deliver maximum performance and unrestrictive flow, you will get better horsepower, torque, and throttle response out of this exhaust system kit. To make things better, installation is very easy!

  • Mandrel-bent tubing
  • 16-gauge
  • High quality
  • Easy to install

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Force II Axle-Back Exhaust System

Experience better engine performance with the Flowmaster Force II exhaust system. Because your vehicle deserves only the best, this exhaust system will deliver to you better acceleration, sound, and fuel economy like no other. And what’s even better? It is very easy to install as it comes with all the necessary hardware that you need!

  • Stainless steel construction
  • 2.5” mandrel-bent tubing
  • 4” polished stainless steel tips
  • Easy installation

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Force II Cat-Back Exhaust System

For a quieter engine sound but still improved engine performance, you can never go wrong with the Flowmaster exhaust system kit. And the Force II cat back system has it all. Perfect for your daily drives, expect improvement on your vehicle’s aesthetics as well out of this that you will surely love!

  • 2.5” mandrel-bent tubing
  • Aluminized steel construction
  • Down turned tips
  • Chambered muffler design

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Outlaw Series Axle-Back Exhaust System

Make stripping the streets even better with the Flowmaster Outlaw Series. This exhaust system will give you that boost in performance and a race-oritented exhaust tone that you are definitely going to love. This also guarantees superb durability that will make it last for years. This is going to be one of the best things you can do for your vehicle!

  • Constructed from stainless steel
  • Mandrel-bent pipes
  • Does not fit vehicles equipped with factory ground effects package or with dual mode exhaust option
  • Polished tips

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Outlaw Series Cat-Back Exhaust System

Get the best interior and exterior tone out of the Outlaw Series. It features race components that will deliver to you the kind of performance that you want. It will also look good on your vehicle. With this, you get to sound and feel powerful and you’re going to look it as well!

  • Constructed from stainless steel
  • Mandrel-bent 2.5” tubing
  • 2 Outlaw black mufflers
  • Bolt-on installation

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Flowmaster Street Mufflers

40 Series Muffler

For race car drivers of off-road enthusiasts, give your vehicle a more aggressive tone with the Flowmaster 40 Series. This is the loudest you can get from the brand. And not only that, you also improve the overall performance of your engine making it a great investment that will last!

  • Constructed from aluminized steel
  • Ideal for early muscle cars, off-road & race vehicles
  • Two-chamber design
  • Aggressive/loud sound

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40 Series Delta Flow Muffler

For a powerful exhaust muffler in the market today with a quiet interior sound but still loud exterior tone, this Flowmaster muffler is an ideal choice. It features the Delta Flow technology, which gives you that signature Flowmaster sound. Built from solid stainless steel, rest assured you will have this for years!

  • Two-chamber design
  • Features Delta Flow technology
  • Constructed from stainless steel
  • Sold individually

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50 Series Delta Flow Muffler

Ready to take things down a notch? The 50 Series muffler is designed to deliver a milder tone to your vehicle without sacrificing performance. With this, you get the benefits of the Delta Flow technology. Expect better horsepower, mileage, torque, and energy efficiency with this. You can guarantee that this will last you for years!

  • Constructed from stainless steel
  • Black finish
  • Chambered construction
  • 3-chamber design

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50 Series Heavy Duty Muffler

For superb performance that will deliver to you moderate to aggressive exhaust tone, this Flowmaster 50 Series will make a difference. Designed to boost engine performance and increase fuel mileage, this also incorporates the latest exhaust technology that will guarantee you better driving experience that will be worth every penny.

  • Stainless steel construction
  • Chambered design
  • Mandrel-bent tubing
  • 3” inlet pipe

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50 Series SUV Muffler

If you want an exhaust muffler that will give you all the power that you want without making a lot of noise, this Flowmaster 50 Series is the one for you. With this, you can guarantee long-lasting use that will deliver to you the smoothest ride possible while you benefit from better vehicle performance.

  • 3-chambered Delta Flow technology
  • Constructed from 16-gauge aluminized steel
  • MIG welding
  • Inlet/Outlet diameter: 2.5”

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70 Series Big Block II Muffler

Get superb performance out of the Flowmaster 70 Series muffler. This muffler will give you exactly what you deserve – a quiet and comfortable ride yet more powerful than ever. Constructed from solid aluminized steel, it will serve you for a long time. Plus, its powered by Delta Flow technology.

  • Longer case design
  • Features Delta Flow Technology
  • Constructed from aluminized steel
  • High quality

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80 Series Cross-Flow Muffler

Get that muscle car tone with the Flowmaster 80 Series. It’s time to replace your stock muffler with this and it’s going to be worth it. Constructed from aluminized steel, this muffler is built to last with a two-chamber design and is fully welded, you will only get maximum durability out of this.

  • Constructed from 16-gauge aluminized steel
  • MIG welded
  • Two-chamber design
  • Dual performance

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Super 40 Delta Flow Muffler

If you’re looking for that exhaust muffler that will give you mellow interior tone but still rumble out a powerful exterior tone, this is the right choice for you. Guaranteed to boost your vehicle’s performance and to bring more appeal, this muffler will really give you the best of both worlds.

  • Constructed from 16-gauge stainless steel
  • Features Delta Flow technology
  • Overall length: 17.5”
  • Black painted finish

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Super 44 Delta Flow Muffler

For more power and that perfect throaty sound that will perfectly go well with your performance vehicle, this Super 44 Series muffler from Flowmaster is the perfect choice for you. It is designed for performance and features the Delta Flow Technology that will make this muffler a great investment for your vehicle!

  • Constructed from stainless steel
  • Black finish
  • 4” case muffler
  • Two-chamber design

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Flowmaster Exhaust Pipes

Exhaust Tail Pipes

If you’re in the market and you’re looking for the perfect tailpipe set, this one from Flowmaster will not disappoint. With a solid construction and a protective finish, you can guarantee that you get yourself the quality that you and your vehicle deserves. This is designed to last to ensure a great investment!

  • Mandrel-bent
  • Constructed from 16-gauge stainless steel
  • Rear exit design
  • Sold as pair

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About Flowmaster

Chances are you hear Flowmaster every day, whether or not you realize it. Flowmaster produces exhaust for hundreds of applications for late model trucks, cars, Jeeps, SUVs, classic cars & more. Since 1983 Flowmaster has been putting performance in our vehicles, making them one of the leaders in performance exhaust.

PartCatalog.com is a proud retailer for Flowmaster.

For more information on Flowmaster, please visit the Flowmaster official website.

Flowmaster products are available for…

*Subject to stock and availability


Integra, Legend


A4 Quattro, A6 Quattro


318i, M3, X5, Z3


Apollo, Gran Sport, GS, GS 350, GS 400, GS 455, Regal, Skylark, Special


DeVille, DTS, Eldorado, Escalade, Escalade ESV, Escalade EXT, Seville, STS


Avalanche, Avalanche 1500, Bel Air, Beretta, Biscayne, Blazer, Brookwood, C10, C10 Pickup, C10 Suburban, C1500, C1500 Suburban, C20, C20 Pickup, C2500, C2500 Suburban, C30, C3500, Camaro, Caprice, Cavalier, Chevelle, Chevy II, Cobalt, Colorado, Corvette, Cruze, Del Ray, El Camino, Express 2500, Express 3500, Impala, K10, K10 Pickup, K10 Suburban, K1500, K1500 Suburban, K20, K20 Pickup, K2500, K2500 Suburban, K30, K3500, K5 Blazer, Malibu, Monte Carlo, Nova, One-Fifty Series, R10, R10 Suburban, R1500 Suburban, R20, R20 Suburban, R2500, R2500 Suburban, R30, R3500, S10, S10 Blazer, Silverado 1500, Silverado 1500 Classic, Silverado 1500 HD, Silverado 2500, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500, Silverado 3500 Classic, Silverado 3500 HD, Sonic, SSR, Suburban, Suburban 1500, Suburban 2500, Tahoe, Two-Ten Series, V10, V10 Suburban, V1500 Suburban, V20, V20 Suburban, V30, V3500


200, 300, Aspen, Daytona, PT Cruiser


Avenger, Challenger, Charger, Coronet, D100, D150, D200, D250, D300, D350, Dakota, Dart, Daytona, Durango, Magnum, Neon, Nitro, Ram 1500, Ram 2500, Ram 3500, Viper, W100, W150, W200, W250, W300, W350




Bronco, Crown Victoria, E-350 Econoline Club Wagon, Edge, Escape, Escort, Excursion, Expedition, Explorer, Explorer Sport, Explorer Sport Trac, F-150, F-150 Heritage, F-250, F-250 HD, F-250 Super Duty, F-350, F-350 Super Duty, Fairlane, Fiesta, Flex, Focus, Freestar, Fusion, Galaxie, Gran Torino, Mustang, Probe, Ranger, Taurus, Thunderbird, Torino


C15, C15 Suburban, C15/C1500 Pickup, C15/C1500 Suburban, C1500, C1500 Suburban, C25, C25/C2500 Pickup, C2500, C2500 Suburban, C35, C3500, Caballero, Canyon, Jimmy, K15, K15 Suburban, K15/K1500 Pickup, K15/K1500 Suburban, K1500, K1500 Suburban, K25, K25/K2500 Pickup, K2500, K3500, R1500, R1500 Suburban, R2500, R3500, S15, S15 Jimmy, Savana 2500, Savana 3500, Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD, Sierra 1500 HD Classic, Sierra 2500, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Sierra 3500 HD, Sonoma, Sprint, V1500, V1500 Suburban, V3500, Yukon, Yukon XL, Yukon XL 1500, Yukon XL 2500


Accord, Civic, CRX, Prelude, Ridgeline


H2, H3


Cherokee, CJ5, CJ7, Grand Cherokee, Liberty, TJ, Wrangler, Wrangler JK


Mark LT, MKX, MKZ, Navigator










Eclipse, Lancer


370Z, 720, Altima, Armada, D21, Frontier, Maxima, NX, Pathfinder Armada, Pickup, Titan


442, Cutlass, Cutlass Calais, Cutlass Cruiser, Cutlass Salon, Cutlass Supreme, F85, Omega, Vista Cruiser


Barracuda, Belvedere, Belvedere II, Cuda, Duster, GTX, Neon, Roadrunner, Satellite, Scamp, Valiant


Firebird, Grand Am, Grand LeMans, Grand Prix, GTO, LeMans, Sunfire, Tempest, Ventura




1500, 2500, 3500


FR-S, tC




BRZ, Impreza, Legacy


4Runner, 86, Celica, FJ Cruiser, Matrix, Pickup, Solara, Supra, Tacoma, Tundra


Beetle, Golf, Jetta