40 Series Chambered Muffler, 2.25 in(O)/out(C)
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
 
  • Excellent Street/Strip and Off Road application
  • Noticeable interior resonance
  • Aggressive Sound Exterior Exhaust Tone
  • Durable fully welded 16 gauge aluminized steel
Details
Case Exterior Length: 13"
Inlet Diameter: 2.25"
Inlet Location: Offset
Inlet Quantity: 1
Material: Steel
Outlet Diameter: 2.25"
Outlet Location: Center
Outlet Quantity: 1
Overall Length: 19"
Thickness: 4"
Width: 9.75
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40 Series Chambered Muffler, 2.25 in(O)/out(C)
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
 
  • Excellent Street/Strip and Off Road application
  • Noticeable interior resonance
  • Aggressive Sound Exterior Exhaust Tone
  • Durable fully welded 16 gauge aluminized steel
Details
Case Exterior Length: 13"
Inlet Diameter: 2.25"
Inlet Location: Offset
Inlet Quantity: 1
Material: Steel
Outlet Diameter: 2.25"
Outlet Location: Center
Outlet Quantity: 1
Overall Length: 19"
Thickness: 4"
Width: 9.75

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Flowmaster

Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.

Flowmaster History 39 years ago, Flowmaster® mufflers were conceived as a solution to a growing problem with sound issues at race tracks in California and beyond. In his successful effort to quiet race cars without reducing performance, our founder refused to accept the status quo of the day and instead pushed exhaust technology beyond common thinking. This led to many firsts in automotive exhaust science, as well as many patents protecting the various technologies used in Flowmaster® products. With those developments, Flowmaster ushered in a revolution in automotive performance exhaust.

Our Mission For years, Flowmaster® has been committed to delivering the best automotive exhaust products to the market and being “The Exhaust Technology Company.” Our mission has always been to bring you the highest quality exhaust products through innovation, advance manufacturing experience and dedication to customer service and satisfaction. Now, we’re taking that mission statement to the next level by offering exciting new product categories to enhance our exhaust offerings. We now offer Delta Boost tuners for turbo-charged applications and Delta Force® performance air intake systems for numerous late model applications. These new offerings have been designed and tuned to work in combination with our tested and proven exhaust products to maximize your vehicle’s performance. Now you can pick up an entire performance package in one place and from a company with a name you know you can trust, Flowmaster. Like today’s cars, trucks, SUV’s, Jeeps and UTV’s we too have evolved. Our new mission is to be “The Performance Technology Company.”

Research & Development Our R&D department works tirelessly to bring new exhaust systems, mufflers and exhaust products that are specially fitted and tested for most popular brands and models to market. Our dedicated R&D team continuously monitors the performance of our exhaust products. They also design, engineer and test new products to expand our offerings into exciting new categories for your vehicle. These additions, along with more to come, not only make up the commitment of our R&D department, but the total commitment of all our departments and employees as a whole. We are automotive enthusiasts and want to ensure you’re getting the most for your money. By offering only the highest quality, tested and proven products on the market, Flowmaster provides maximum performance for your vehicle and the biggest bang for your buck.