With the state-of-the-art facilities in California and Idaho, Flowmaster offers innovative products that are the result of years of development that involves numerous hours of dyno research and real-world tests. Committed to continuous development, today Flowmaster manufactures everything you may need to unleash the road monster that sleeps within your engine, from complete exhaust systems to race products and everything in between.

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    • (53 reviews)
      # sp25
      American Thunder™ Exhaust System by Flowmaster®. American Thunder gives you the Mild-Moderate Sound / Moderate Sound / Aggressive Sound / Moderate-Aggressive Sound / Mild Sound (depends on application and exhaust type) of a...
      Available sound levels: Mild-Moderate Sound / Moderate Sound / Aggressive Sound / Moderate-Aggressive Sound / Mild Sound (depends on application and exhaust type)Increases Power
      $248.97 - $1,025.97
    • (1 review)
      # sp847
      Scavenger Series 6-2-1 Style Headers by Flowmaster®. Replace your restrictive factory exhaust manifolds with these stainless steel headers and let your engine breath! These headers are easy to install because they’re designed to...
      $394.78 - $799.00
    • (3 reviews)
      # sp37
      dBX™ Exhaust System by Flowmaster®. The dBX Series produces an exhaust note with the same moderate sound or mild-moderate sound, deep tone and great acceleration sound as the American Thunder systems at a lower decibel rate and...
      $334.97 - $744.97
    • (0 reviews)
      # sp38
      Delta Force Exhaust Systems by Flowmaster®. AGGRESSIVE SOUND. The Delta Force Exhaust Systems feature the 40-Series mufflers, which offer a combination of maximum power and substantial dB-reduction compared to open headers. They...
      $756.97
    • (30 reviews)
      # sp5
      Force II™ Exhaust System by Flowmaster®. The Force II Series is designed for a mild, moderate, or mild - moderate performance tone experience (depends on application and exhaust type), suitable for everyday street driving. The...
      $278.97 - $1,512.97
    • (10 reviews)
      # sp39
      Outlaw™ Exhaust System by Flowmaster®. The Outlaw System gives you an aggressive sound, moderate sound / moderate-aggressive sound with a rumble that is as close to a racing roar you can get without being arrested. In some places...
      $430.97 - $1,024.97
    • (0 reviews)
      # sp7450
      Direct Fit Stainless Steel California Catalytic Converter by Flowmaster®. The new Flowmaster replacement catalytic converters are made to meet and exceed all federal environmental regulations and, as all Flowmaster products, to...
      $278.91 - $746.89
    • (1 review)
      # 469150
      Universal Scavenger Series Y-Collector by Flowmaster®. The patented Scavenger Y-Collector is based on the principles of Pulse Technology. They are designed to harmonize the exhaust pulses from two cylinders that are at the opposite...
      Race Proven TechnologyPatented Design that Creates Low Pressure Zones for Better Scavenging
      $46.99 - $70.30
    • (0 reviews)
      # sp7125
      Universal Scavenger X-Pipe Kit by Flowmaster®. The Patented D-Port design of the Scavenger X-Pipe Kit creates a low-pressure area where the exhaust pulse from one pipe helps pull the next exhaust pulse from the other pipe out of...
      $71.08 - $373.93
    • (13 reviews)
      # sp838
      Standard Duty Oval Catalytic Converter by Flowmaster®. The new Flowmaster replacement catalytic converters are made to meet and exceed all federal environmental regulations and, as all Flowmaster products, to deliver the best...
      $102.70 - $916.29
    • (13 reviews)
      # sp44
      Catalytic Converter by Flowmaster®. The new Flowmaster replacement catalytic converters are made to meet and exceed all federal environmental regulations and, as all Flowmaster products, to deliver the best possible performance....
      $102.70 - $916.29
    • (13 reviews)
      # sp7124
      The new Flowmaster replacement catalytic converters are made to meet and exceed all federal environmental regulations and, as all Flowmaster products, to deliver the best possible performance. The shells are made of stainless steel,...
      $102.70 - $672.98
    • (0 reviews)
      # 468746
      Universal Aluminized Steel Header Collector Ball Flange Kit by Flowmaster®, Sold in Pairs. The Collector Ball Flange takes the place of the messy three-bolt connections and ensures a leak-free and connection. The ball type...
      Replaces Messy 3-Bolt Flange ConnectionEnsures Leak Free Connection
      $99.00
    • (2 reviews)
      # sp846
      Prebend Tailpipes by Flowmaster®. These tailpipes are bare dual-out rear exit pipes and are sold in pairs. Hardware and hangers are not included in kit. Fitments for many popular Classic Cars available.
      $136.15 - $286.40
    • (1 review)
      # 120115086
      Universal 10 Series Delta Force™ Single Chamber Muffler by Flowmaster®. Muffler Series: 10 Series Delta Force™. Muffler Body Finish: Gray. Muffler Type: Chambered. The 10 Series Race mufflers are a compact lightweight single...
      Race Proven TechnologyNoticeable Sound Reduction Compared to Open Headers
      $92.92 - $151.28
    • (0 reviews)
      # 120115097
      Universal 30 Series Delta Force™ Aluminized Steel Muffler by Flowmaster®. Muffler Series: 30 Series Delta Force™. Muffler Body Finish: Gray. Muffler Body Shape: Oval. Muffler Body Material: Aluminized Steel. The Delta Force 30...
      Durable fully welded 16 gauge aluminized steel - two chamber race mufflerGood decibel reduction over open headers
      $158.34 - $259.90
    • (4 reviews)
      # 120115103
      Universal 40 Series Delta Flow™ Muffler by Flowmaster®. Muffler Series: 40 Series Delta Flow™. Muffler Sound: AGGRESSIVE. Muffler Body Finish: Gray. Muffler Type: Chambered. Muffler Body Length: 13". Muffler Body Width: 9.75"....
      The Quietest Option in the 40 Series Two Chamber LineLess Resonance than other 40 Series Mufflers
      $89.70 - $111.31
    • (4 reviews)
      # 120115135
      Universal 40 Series Delta Force™ Muffler by Flowmaster®. Muffler Series: 40 Series Delta Force™. Muffler Body Shape: Oval. The Delta Force 40 series race mufflers utilize Flowmaster's patented Delta Flow technology and feature...
      Durable fully welded 16 gauge stainless steel - two chamber race mufflerGood decibel reduction over open headers
      $83.76 - $237.75
    • (1 review)
      # 120115150
      Universal 40 Series Muffler by Flowmaster®. Muffler Series: 40 Series. Muffler Body Shape: Oval. The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound...
      Durable fully welded 409 stainless steelAggressive Sound Exterior Exhaust Tone
      $83.76 - $165.34
    • (0 reviews)
      # 120115162
      Universal 50 Series Big Block™ Aluminized Steel Muffler by Flowmaster®. Muffler Series: 50 Series Big Block™. Muffler Body Finish: Gray. Muffler Body Shape: Oval. Muffler Body Material: Aluminized Steel. Muffler Type:...
      Mild to stock exterior exhaust toneMinimal interior resonance
      $183.77 - $197.77
    • (3 reviews)
      # 120115167
      Universal 50 Series Delta Flow™ Muffler by Flowmaster®. Muffler Series: 50 Series Delta Flow™. Muffler Body Finish: Gray. Muffler Body Length: 17". Muffler Body Height: 4". The three chamber design utilizes Flowmaster's...
      Moderate SoundMild interior resonance
      $110.21 - $124.27




    Equipped with a Flowmaster exhaust system, your vehicle will get noticed wherever you drive. Designed to deliver maximum performance combined with the sound you need, all the exhaust systems have one thing in common - the quality. They are manufactured using the up-to-date equipment to reach the level of precision you deserve, and made from the top-quality 304 stainless steel to ensure the durability you can rely on.

    Flowmaster - Exhaust SystemsFlowmaster - Muffler TypesFlowmaster - Video GalleryFlowmaster - FAQsFlowmaster - Photo GalleryFlowmaster - Warranty

    The company offers five types of exhaust systems to meet your needs. The mildest tone is offered by the Force II system, which increases the performance and is not too aggressive for street driving. The dBX exhaust system is a perfect solution for the sport compacts and import vehicles. It offers a deeper tone and great acceleration sound. If you prefer something wilder, opt for Pro-Series exhaust. It features a deeper tone with aggressive sound characteristics.

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    What makes the Flowmaster mufflers unique is that their performance improvements are combined with the unmistakable sound. Some of the mufflers such as the Super 10 Series are so loud that they're not recommended for use on the street-driven vehicles, however for the racing applications they are a must. From the powerful and ruthless tone of the Super 44 Series to the quiet and pleasant yet rich tone of the 70 Series, you'll easy find something that will unleash the true character of your vehicle.

    • Flowmaster® - Ford Mustang Exhaust System
    • Flowmaster® - Classic Exhaust System
    • Flowmaster® - Exhaust System on Chevy Chevelle Ss
    • Flowmaster® - Chevy Camaro Exhaust System
    • Flowmaster® - Quadruple Exhaust System
    • Flowmaster® - Exhaust System on Chevy Camaro
    • Flowmaster® - Exhaust System on Chevy Camaro Z28
    • Flowmaster® - Hushpower Exhaust System
    • Flowmaster® - Performance Exhaust
    • Flowmaster® - Chevy Exhaust
    • Flowmaster® - Exhaust System on Chrysler Wagon
    • Flowmaster® - Exhaust System on Classic Car

    Flowmaster mufflers are manufactured using either a chambered or laminar muffler technology. The chambered mufflers feature the Delta Flow technology, which provides advanced noise cancellation, ensuring superior scavenging of exhaust gases. The laminar mufflers are the latest generation in the Flowmaster family. They accelerate the exhaust flow as it passes through the tapered core and expands into the outer core areas, which improves performance and delivers a deep mellow exhaust tone.

    The Flowmaster's line of installation accessories is created for professional installers and DIY-builders. These products perfectly work with the Flowmaster mufflers in custom installations and guarantee years of reliable service. The company designed a variety of various pipe kits that can suit the needs of even the most discerning aficionados. No matter what you need to assemble your custom exhaust system, reliable pipes or tailpipes, Flowmaster has you covered.

    The U-Fit Dual pipe kits are universal kits that come complete with all the pipes required to build a custom dual exhaust system. And the Installer Series pipe kits allow for the flexibility that is needed to build an exhaust for a modified vehicle. Flowmaster also offers you Universal Scavenger pipe kits, known as X-Pipes, which perfectly balance out the pressure difference between the sides of the exhaust. Unlike the traditional X-pipes, the Scavenger kits feature patented D-port technology that delivers the classic Flowmaster sound.

    The Flowmaster's line of installation accessories is created for professional installers and DIY-builders. These products perfectly work with the Flowmaster mufflers in custom installations and guarantee years of reliable service. The company designed a variety of various pipe kits and exhaust tips that can suit the needs of even the most discerning aficionados. Choosing Flowmaster exhaust tips, you let people know that you have Flowmasters under your vehicle.

    Race products by Flowmaster are created to help you get the most out of your vehicle. The Flowmaster 30 Series, 60 Series, and 50 Series mufflers are designed to be the quietest mufflers ever built, while the Outlaw Series is designed for power yet not strict dB restrictions. If you need to squeeze something into a limited space, Flowmaster offers the 10 Series and Scavenger Series mufflers. With the race products offered by Flowmaster, you're guaranteed to get maximum horsepower coupled with an increased and broader torque curve.

    Flowmaster Reviews

    Average rating:  4.5  4.7 - 240 reviews
    Read All Flowmaster Reviews
    4.8 of 5
    Great Cat
    Everything I expected. Bolted together with no issues. Looks and sounds great.
    DPosted by David (Mineral, VA) /
    1991 Toyota Pick Up
    Was this review helpful for you? Yes
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