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Flowmaster 40 Series Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound
$135.95

The Original 40 Series Muffler is designed to give your vehicle a bold and aggressive sound, both inside and out. If you're after that classic Flowmaster tone, you’ve just found your match! Crafted from robust 16 gauge 409S stainless steel and fully MIG welded, this muffler promises exceptional durability that stands the test of time.


Features:
  • Sturdy, fully welded 409SS stainless steel construction
  • Bold exterior exhaust sound
  • Distinct interior resonance
  • Ideal for street, strip, and off-road applications
Specifications:
  • Automotive Item Grade: High Performance
  • Body Height (in): 4
  • Body Length (in): 13
  • Body Width (in): 9.75
  • California Proposition 65 Chemical Name: Chromium (hexavalent compounds)
  • California Proposition 65 Chemical Name: Nickel (Metallic)
  • California Proposition 65 Required: Yes
  • Color: Black
  • Emission Code: 5
  • Fitment: Universal
  • Inlet Connection Type: Pipe Connection
  • Inlet Diameter (in): 2.5
  • Inlet Position: Offset
  • Material: Stainless Steel
  • Mount Type: Uses New Hangers (Not Included)
  • Muffler Series: 40 Series
  • Muffler Type: Reflection
  • Outlet Connection Type: Pipe Connection
  • Outlet Diameter (in): 2.5
  • Outlet Position: Offset
  • Overall Length (in): 19
  • Product Type: Street Mufflers
  • Shape: Oval
  • Sound Level: Aggressive Sound
  • Type of Muffler: Chambered
  • Warning: California Proposition 65
Notes:
  • This is a universal muffler; some adaptation may be required for a perfect fit.

Proposition 65

WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle Make/Model
Buick Regal 1978-1987 Limited
Buick Regal 1978-1982 Sport
Buick Regal 1978-1987 Base
Buick Regal 1982-1983 Estate Wagon
Buick Regal 1982 Limited Turbo
Buick Regal 1983-1986 T-Type
Buick Regal 1984-1987 Grand National
Buick Regal 1987 GNX
Chevrolet Blazer 1973-1974 Base
Chevrolet C10 1975-1980 Custom
Chevrolet C10 1975-1980 Custom Deluxe
Chevrolet C10 1975-1980 Cheyenne
Chevrolet C10 1975-1980 Silverado
Chevrolet C10 1975-1980 Scottsdale
Chevrolet C10 1978-1980 Big Ten
Chevrolet C10 Suburban 1977 Silverado
Chevrolet C10 Suburban 1977 Custom Deluxe
Chevrolet C10 Suburban 1977 Scottsdale
Chevrolet C1500 1988-1992 Scottsdale
Chevrolet C1500 1988-1993 Silverado
Chevrolet C1500 1988-1993 Cheyenne
Chevrolet C1500 1989-1991 Base
Chevrolet C1500 1990-1993 454 SS
Chevrolet C1500 1990-1993 WT
Chevrolet C20 1975-1980 Custom Deluxe
Chevrolet C20 1975-1980 Silverado
Chevrolet C20 1975-1980 Scottsdale
Chevrolet C20 1975-1980 Cheyenne
Chevrolet C20 Suburban 1977 Custom Deluxe
Chevrolet C20 Suburban 1977 Silverado
Chevrolet C20 Suburban 1977 Scottsdale
Chevrolet C2500 1988-1992 Scottsdale
Chevrolet C2500 1988-1993 Cheyenne
Chevrolet C2500 1988-1993 Silverado
Chevrolet C2500 1988-1992 Base
Chevrolet C2500 1993 Custom
Chevrolet C2500 1993 400 SS
Chevrolet C30 1975-1980 Scottsdale
Chevrolet C30 1975-1980 Custom Deluxe
Chevrolet C30 1975-1980 Base
Chevrolet C30 1975-1980 Silverado
Chevrolet C30 1975-1980 Cheyenne
Chevrolet Chevelle 1964-1965 Malibu Super Sport
Chevrolet Chevelle 1964-1968 300
Chevrolet Chevelle 1965-1972 Malibu
Chevrolet Chevelle 1965-1969 300 Deluxe
Chevrolet Chevelle 1966 Super Sport 396
Chevrolet Chevelle 1967-1972 Concours
Chevrolet Chevelle 1967-1970 SS 396
Chevrolet Chevelle 1968-1972 Nomad
Chevrolet Chevelle 1968 Nomad Custom
Chevrolet Chevelle 1969-1972 Concours Estate
Chevrolet Chevelle 1969-1972 Greenbrier
Chevrolet Chevelle 1970-1972 Base
Chevrolet Chevelle 1971-1972 SS
Chevrolet El Camino 1978-1987 SS
Chevrolet El Camino 1978-1987 Base
Chevrolet El Camino 1978, 1981-1986 Conquista
Chevrolet El Camino 1979-1981 Royal Knight
Chevrolet K10 Suburban 1977 Custom Deluxe
Chevrolet K10 Suburban 1977 Silverado
Chevrolet K10 Suburban 1977 Scottsdale
Chevrolet K1500 1988-1992 Scottsdale
Chevrolet K1500 1988-1993 Cheyenne
Chevrolet K1500 1988-1993 Silverado
Chevrolet K1500 1990-1993 WT
Chevrolet K1500 1991 Sport
Chevrolet K20 1975-1980 Cheyenne
Chevrolet K20 1975-1980 Silverado
Chevrolet K20 1975-1980 Custom Deluxe
Chevrolet K20 1975-1980 Scottsdale
Chevrolet K20 Suburban 1977 Custom Deluxe
Chevrolet K20 Suburban 1977 Silverado
Chevrolet K20 Suburban 1977 Scottsdale
Chevrolet K2500 1988-1992 Scottsdale
Chevrolet K2500 1988-1993 Silverado
Chevrolet K2500 1988-1993 Cheyenne
Chevrolet K30 1977-1980 Silverado
Chevrolet K30 1977-1980 Scottsdale
Chevrolet K30 1977-1980 Cheyenne
Chevrolet K30 1977-1980 Custom Deluxe
Chevrolet K5 Blazer 1975, 1977-1980 Custom Deluxe
Chevrolet K5 Blazer 1975-1980 Cheyenne
Chevrolet K5 Blazer 1976 Base
Chevrolet K5 Blazer 1978, 1980-1981 Silverado
Chevrolet K5 Blazer 1981 Custom
Chevrolet K5 Blazer 1981 Deluxe
Chevrolet Malibu 1978-1980 Classic Estate
Chevrolet Malibu 1978-1981 Base
Chevrolet Malibu 1978-1981 Classic Landau
Chevrolet Malibu 1978-1983 Classic
Chevrolet Malibu 1979-1980 Classic Sport
Chevrolet Malibu 1979-1980 Sport
Chevrolet Malibu 1979 Police
Chevrolet Malibu 1979-1980 Estate
Chevrolet Malibu 1979 Landau
Chevrolet Monte Carlo 1978-1981 Landau
Chevrolet Monte Carlo 1978, 1980 Sport
Chevrolet Monte Carlo 1979, 1981-1988 Base
Chevrolet Monte Carlo 1983 CL
Chevrolet Monte Carlo 1986-1988 LS
Dodge Dakota 1997-2004 Base
Dodge Dakota 1997-2005, 2008 Sport
Dodge Dakota 1997-2010 SLT
Dodge Dakota 1998-2003 R/T
Dodge Dakota 2002, 2004, 2008-2010 SXT
Dodge Dakota 2004 Sport Plus
Dodge Dakota 2004 SLT Plus
Dodge Dakota 2005-2010 Laramie
Dodge Dakota 2005-2010 ST
Dodge Dakota 2008-2010 TRX4
Dodge Dakota 2008 TRX
Dodge Dakota 2009-2010 Lone Star
Dodge Dakota 2009-2010 Big Horn
Ford Expedition 1997-2002 Eddie Bauer
Ford Expedition 1997 XLT Plus
Ford Expedition 1997-2002 XLT
Ford F-150 1997-2008 Lariat
Ford F-150 1997-2008 XL
Ford F-150 1997-2008 XLT
Ford F-150 1997-2000 Base
Ford F-150 1998-1999 Austera
Ford F-150 1999-2003 Lightning
Ford F-150 2000-2003, 2006-2008 Harley-Davidson Edition
Ford F-150 2001-2003, 2005-2008 King Ranch
Ford F-150 2004-2008 STX
Ford F-150 2004-2008 Flotillera
Ford F-150 2004-2008 FX4
Ford F-150 2007-2008 FX2
Ford F-150 2008 THE 60TH ANNIVERSARY EDITION
Ford F-150 2008 XTR
Ford F-150 2008 Limited
Ford F-150 Heritage 2004 XLT
Ford F-150 Heritage 2004 XL
Ford F-150 Heritage 2004 SVT Lightning
Ford Mustang 2005-2008 GT Base
Ford Mustang 2005-2009 GT Equipado
Ford Mustang 2005-2010 GT
Ford Mustang 2007-2008 Shelby GT
Ford Mustang 2007-2009 Base
Ford Mustang 2007-2009 Lujo
Ford Mustang 2008 Shelby GT500
Ford Mustang 2008-2009 Bullitt
Ford Mustang 2009 Shelby
GMC C1500 1988-1993 Sierra SLX
GMC C1500 1988-1993 Sierra
GMC C1500 1988-1993 Sierra SLE
GMC C1500 Suburban 1992-1993 Base
GMC C1500 Suburban 1992-1993 SLE
GMC C2500 1988-1993 Sierra SLX
GMC C2500 1988-1993 Sierra SLE
GMC C2500 1988-1993 Sierra
GMC C2500 Suburban 1992-1993 SLE
GMC C2500 Suburban 1992-1993 Base
GMC Caballero 1978-1980 Laredo
GMC Caballero 1978-1987 Diablo
GMC Caballero 1978-1987 Base
GMC Caballero 1981 Conquista
GMC Caballero 1981 Royal Knight
GMC Caballero 1981-1986 Amarillo
GMC Jimmy 1973-1981 Base
GMC Jimmy 1975-1981 Sierra Grande
GMC Jimmy 1975-1981 High Sierra
GMC Jimmy 1975-1981 Sierra Classic
GMC Jimmy 1978-1981 Street Coupe
GMC K1500 1988-1993 Sierra SLE
GMC K1500 1988-1993 Sierra
GMC K1500 1988-1993 Sierra SLX
GMC K1500 1993 Sierra Sport
GMC K1500 Suburban 1992-1993 SLE
GMC K1500 Suburban 1992-1993 Base
GMC K2500 1988-1993 Sierra SLX
GMC K2500 1988-1993 Sierra
GMC K2500 1988-1993 Sierra SLE
GMC K2500 Suburban 1992-1993 SLE
GMC K2500 Suburban 1992-1993 Base
Lincoln Navigator 1998-2002 Base
Oldsmobile Custom Cruiser 1982-1983 Base
Oldsmobile Cutlass 1980 LS
Oldsmobile Cutlass 1980 Brougham
Oldsmobile Cutlass 1980 Base
Oldsmobile Cutlass Salon 1979, 1985-1987 Base
Oldsmobile Cutlass Salon 1979 Hurst
Oldsmobile Cutlass Salon 1979 Brougham
Oldsmobile Cutlass Salon 1979, 1985-1986 442
Oldsmobile Cutlass Supreme 1978-1987 Base
Oldsmobile Cutlass Supreme 1978-1987 Brougham
Oldsmobile Cutlass Supreme 1981, 1985 LS
Oldsmobile Cutlass Supreme 1987 442
Pontiac Bonneville 1982-1986 Brougham
Pontiac Bonneville 1982-1986 Base
Pontiac Bonneville 1984-1986 LE
Pontiac Grand Prix 1978-1983 LJ
Pontiac Grand Prix 1978-1987 Base
Pontiac Grand Prix 1978-1980 SJ
Pontiac Grand Prix 1981-1987 Brougham
Pontiac Grand Prix 1984-1987 LE

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Who is Flowmaster?

Flowmaster is an aftermarket company that was founded in 1983. The company specializes in manufacturing high-performance exhaust systems for various vehicles. This includes classic muscle cars, modern sedans, trucks, jeeps, off-road vehicles, and more. 

It has since revolutionized the industry and has continued its tradition to produce high-quality exhaust parts. Today, Flowmaster has been the go-to brand of many car builders and enthusiasts worldwide and has been the market leader for years.

Pushing the Boundaries of Exhaust Design

Flowmaster has been the pioneer when it comes to developing mufflers. They produce mufflers that are quiet enough to be used legally on the streets but, at the same time, does not restrict the performance of the engine. This is why more and more people are choosing Flowmaster for their car builds as they can enjoy their vehicles on and off the streets.

An Exhaust For Any Style

The company provides its customers with the ability to choose the type of muffler they want. They offer five sound categories of their exhaust system, from quiet and discrete to something more aggressive and gives that racy sound. They can also choose between 12 designs of chambered mufflers, including their exclusively-designed “laminar-flow” muffler or “straight-through.”They also have a custom-built exhaust system for that one-of car builds.

Passionate Development Team

Flowmaster is composed of people who have years of experience in developing quality exhaust systems. Using the knowledge they acquired over the years, they improved their designs and matched it with the ever-growing technological advancement of vehicles today. 

Tried and Tested

With hundreds of installs under its belt, Flowmaster has proven itself to be a brand that delivers what it promised. In addition, all their exhaust systems are designed and dyno-tested, ensuring that they can maximize your vehicle’s performance once installed. 

Purchase Flowmaster at Vivid Racing

If you are in the market for an upgrade in your vehicle’s exhaust that would provide you with that distinct sound and improved performance, then Flowmaster is the brand for you. To know more about Flowmaster, visit Vivid Racing and check out their list of products that fit your requirement.




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