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Flowmaster 40 Series Muffler 409S - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound

$138.00 SALE: $123.95

Flowmaster

Model #8042443

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Shopper Award

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 409S stainless steel and fully MIG welded for maximum durability.

Features:

  • Durable fully welded 409SS stainless steel
  • Aggressive Sound Exterior Exhaust Tone
  • Noticeable interior resonance
  • Excellent Street/Strip and Off Road application
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): 2.25
  • 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): 2.25
  • 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:
  • Universal Muffler - Not a direct fit. Some adaptation required.

Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm

https://www.P65Warnings.ca.gov

Vehicle Engine Notes
1975-1977
Buick Skylark

8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1977
Buick Skylark

8 Cylinder 5.0 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1977
Buick Skylark

8 Cylinder 4.9 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1975-1976
Buick Skylark

8 Cylinder 4.3 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2010-2013
Chevrolet Camaro
LS
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2010-2013
Chevrolet Camaro
LT
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1969-1973, 1994-1996
Chevrolet Caprice

8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1970-1973
Chevrolet Caprice

8 Cylinder 6.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1970-1973
Chevrolet Caprice

8 Cylinder 7.4 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1967-1969, 1971-1973
Chevrolet Caprice

6 Cylinder 4.1 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1968-1969, 1971-1973
Chevrolet Caprice

8 Cylinder 5.0 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1968-1969
Chevrolet Caprice

8 Cylinder 5.4 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1966-1969
Chevrolet Caprice

8 Cylinder 6.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1966-1969
Chevrolet Caprice

8 Cylinder 7.0 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1966-1969
Chevrolet Caprice

8 Cylinder 5.3 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1966-1967
Chevrolet Caprice

8 Cylinder 4.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1994-1996
Chevrolet Impala

8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1976-1977
Chevrolet K5 Blazer

8 Cylinder 6.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1976-1977
Chevrolet K5 Blazer

8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1978
Chevrolet K5 Blazer
Cheyenne
8 Cylinder 6.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1978
Chevrolet K5 Blazer
Cheyenne
8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1978
Chevrolet K5 Blazer
Custom Deluxe
8 Cylinder 6.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1978
Chevrolet K5 Blazer
Custom Deluxe
8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2011-2013
Chrysler 300
Base
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2005-2007
Chrysler 300
Base
6 Cylinder 2.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2005-2013
Chrysler 300
C
8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2013
Chrysler 300
C
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2013
Chrysler 300
C Luxury
8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2013
Chrysler 300
C Luxury
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2008
Chrysler 300
C SRT8
8 Cylinder 6.1 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2011-2012
Chrysler 300
Limited
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2005-2010
Chrysler 300
Limited
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2008-2009
Chrysler 300
LX
6 Cylinder 2.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2010, 2012-2013
Chrysler 300
S
8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2012-2013
Chrysler 300
S
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2010
Chrysler 300
S
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2011, 2013
Chrysler 300
Touring
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2005-2010
Chrysler 300
Touring
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2009-2010
Dodge Challenger
Base
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2009-2013
Dodge Challenger
R/T
8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2012-2013
Dodge Challenger
R/T Classic
8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2011
Dodge Challenger
SE
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2009-2010
Dodge Challenger
SE
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2011-2013
Dodge Challenger
SXT
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2011-2013
Dodge Challenger
SXT Plus
6 Cylinder 3.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2006-2007
Dodge Charger
Base
6 Cylinder 2.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2006
Dodge Charger
Daytona R/T
8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2006-2010
Dodge Charger
R/T
8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2006-2010
Dodge Charger
SE
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2007-2010
Dodge Charger
SE
6 Cylinder 2.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2006-2010
Dodge Charger
SXT
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2007
Dodge Magnum
Base
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2006-2007
Dodge Magnum
Base
6 Cylinder 2.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2005-2008
Dodge Magnum
R/T
8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2007-2008
Dodge Magnum
SE
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2005-2008
Dodge Magnum
SE
6 Cylinder 2.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2005-2008
Dodge Magnum
SXT
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2005
Dodge Magnum
SXT Special Edition
6 Cylinder 3.5 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1986-1992
Ford Mustang

8 Cylinder 5.0 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1986
Ford Mustang

4 Cylinder 2.3 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2011-2014
Ford Mustang
Base
6 Cylinder 3.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2005-2010
Ford Mustang
Base
6 Cylinder 4.0 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2009
Ford Mustang
Bullitt
8 Cylinder 4.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1996-2004, 2009
Ford Mustang
GT
8 Cylinder 4.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1993-1995
Ford Mustang
GT
8 Cylinder 5.0 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2001
Ford Mustang
GT Bullitt
8 Cylinder 4.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1993
Ford Mustang
LX
8 Cylinder 5.0 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2009
Ford Mustang
Shelby GT500KR
8 Cylinder 5.4 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2004
Ford Mustang
SVT Cobra
8 Cylinder 4.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
2003
Ford Mustang
SVT Cobra 10th Anniversary
8 Cylinder 4.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1976-1978
GMC Jimmy

8 Cylinder 6.6 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel
1976-1978
GMC Jimmy

8 Cylinder 5.7 Liter
  • 2.25 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 4 in. x 9.75 in. x 13 in.; 19 in. Overall Length; 409 Stainless Steel

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.




LIMITED WARRANTY:

This catalytic converter is warranted to be free from defects in materials andworkmanship subject to the exclusion and conditions set forth below and subject to the durational limits in this paragraph. This catalytic converter has been designed and manufactured and is warranted to meet federal Environmental Protection Agency emission requirements for 25,000 miles. The stainless steel body and the nipples alone are warranted for 5 years or 50,000 miles, whichever comesfirst. At the conclusion of the 5 year/50,000 mile or 25,000 mile period, whichever is applicable, all liability under this limited warranty shall terminate.

For full warranty information Click Here

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