Shop Flowmaster Super 40 vs Original 40

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$149.95
Silverado 3500 Flowmaster Super 40 Series Center/Center Oval Muffler 3-Inch Inlet/3-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
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Silverado 3500 Flowmaster Super 40 Series Center/Center Oval Muffler 3-Inch Inlet/3-Inch Outlet (Universal Some Adaptation May Be Required)
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Flowmaster Mustang 2.5' Muffler Super 40 Series 1994
CJ Pony Parts
42
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Flowmaster Mustang 2.5' Muffler Super 40 Series 1994
CJ Pony Parts
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Flowmaster 8525454 Super 40 Series Chambered Muffler
Amazon.com
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Flowmaster 8525454 Super 40 Series Chambered Muffler
Amazon.com
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Silverado 2500 Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
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Silverado 2500 Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
Sierra 2500 Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
Sierra 2500 Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$169.95
Silverado 3500 Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
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Silverado 3500 Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$107.95
Chevy Silverado 1500 Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Require
AmericanTrucks.com
1
$107.95
Chevy Silverado 1500 Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Require
AmericanTrucks.com
1
$157.95
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Flowmaster Muffler Super 40 Series (2.25" Center In / 2.25" Center Out) Chambered 952445
Redline360.com
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Flowmaster Muffler Super 40 Series (2.25" Center In / 2.25" Center Out) Chambered 952445
Redline360.com
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Flowmaster Mustang 2-1/4' Muffler Super 40 Series 1972
CJ Pony Parts
23
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$168.95
Flowmaster Mustang 2-1/4' Muffler Super 40 Series 1972
CJ Pony Parts
23
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$112.95
Flowmaster 42543 Mustang Muffler 40 Series 2-1/2" 2000
CJ Pony Parts
37
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Flowmaster 42543 Mustang Muffler 40 Series 2-1/2" 2000
CJ Pony Parts
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Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1969
CJ Pony Parts
207
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Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1969
CJ Pony Parts
207
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Flowmaster Mustang 2.5' Muffler Super 40 Series 1968
CJ Pony Parts
70
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11% off
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$168.95
Flowmaster Mustang 2.5' Muffler Super 40 Series 1968
CJ Pony Parts
70
$107.95
Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet
American Muscle
43
$107.95
Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet
American Muscle
43
$82.95
Silverado 2500 Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$82.95
Silverado 2500 Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
RAM 1500 Flowmaster Super 40 Series Offset/Center Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
RAM 1500 Flowmaster Super 40 Series Offset/Center Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$82.95
Mustang Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
American Muscle
18
$82.95
Mustang Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
American Muscle
18
$99.95
RAM 1500 Flowmaster Original 40 Series Offset/Center Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$99.95
RAM 1500 Flowmaster Original 40 Series Offset/Center Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$107.95
$186.95
Flowmaster Muffler Super 40 Series (3" Center In / 2.5" Dual Out) Chambered 8530452
Redline360.com
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Flowmaster Muffler Super 40 Series (3" Center In / 2.5" Dual Out) Chambered 8530452
Redline360.com
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$187.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 8525454
Redline360.com
11% off
$166.95
$187.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 8525454
Redline360.com
$99.95
Chevy Silverado 1500 Flowmaster Original 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Requ
AmericanTrucks.com
11
$99.95
Chevy Silverado 1500 Flowmaster Original 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Requ
AmericanTrucks.com
11
$99.95
2.25 Inch Flowmaster 40 Series Mufflers - Steel | Flowmaster 42441
Summit Racing
31
$99.95
2.25 Inch Flowmaster 40 Series Mufflers - Steel | Flowmaster 42441
Summit Racing
31
$149.95
Silverado 2500 Flowmaster Super 40 Series Offset/Center Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
39
$149.95
Silverado 2500 Flowmaster Super 40 Series Offset/Center Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
39
$185.41
Mustang Flowmaster Super 40 Series Offset/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
American Muscle
17
$185.41
Mustang Flowmaster Super 40 Series Offset/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
American Muscle
17
$149.95
Mustang Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
American Muscle
42
$149.95
Mustang Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
American Muscle
42
$169.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 9525454
Redline360.com
92
$169.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 9525454
Redline360.com
92
$169.95
Mustang Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
American Muscle
92
$169.95
Mustang Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
American Muscle
92
$99.95
$112.95
Flowmaster 42541 Mustang Muffler Original 40-Series Alum 2-1/2" 1968
CJ Pony Parts
1
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$112.95
Flowmaster 42541 Mustang Muffler Original 40-Series Alum 2-1/2" 1968
CJ Pony Parts
1
$149.95
$168.95
Flowmaster Mustang 3' Muffler Super 40 Series 1965-1973
CJ Pony Parts
132
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Flowmaster Mustang 3' Muffler Super 40 Series 1965-1973
CJ Pony Parts
132
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Toyota 4Runner Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
Extreme Terrain
140
$166.95
Toyota 4Runner Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
Extreme Terrain
140
$99.95
Silverado 2500 Flowmaster 40 Series Center/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$99.95
Silverado 2500 Flowmaster 40 Series Center/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
Toyota Tacoma Flowmaster Super 40 Series Center/Center Oval Muffler 3-Inch Inlet/3-Inch Outlet JK
Extreme Terrain
154
$149.95
Toyota Tacoma Flowmaster Super 40 Series Center/Center Oval Muffler 3-Inch Inlet/3-Inch Outlet JK
Extreme Terrain
154
$149.95
Toyota 4Runner Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet
Extreme Terrain
17
$149.95
Toyota 4Runner Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet
Extreme Terrain
17
$170.83
Flowmaster 953045 Super 40 Muffler - 3.00 Center In / 3.00 Center Out - Aggressive Sound
Walmart
$170.83
Flowmaster 953045 Super 40 Muffler - 3.00 Center In / 3.00 Center Out - Aggressive Sound
Walmart
$99.95
RAM 1500 Flowmaster 40 Series Dual In/Center Oval Muffler 2.50-Inch Inlet/3-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$99.95
RAM 1500 Flowmaster 40 Series Dual In/Center Oval Muffler 2.50-Inch Inlet/3-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.99
Flowmaster | Super 40 Series Muffler | With 2-1/2 Offset Inlet | 2-1/2 Opposite Offset Outlet F952548_16 | Flowmaster Performance Exhaust
Classic Industries
$149.99
Flowmaster | Super 40 Series Muffler | With 2-1/2 Offset Inlet | 2-1/2 Opposite Offset Outlet F952548_16 | Flowmaster Performance Exhaust
Classic Industries
$169.95
Toyota Tacoma Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet JK
Extreme Terrain
128
$169.95
Toyota Tacoma Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet JK
Extreme Terrain
128
Original 40 vs super 44
vintage-mustang.com
Original 40 vs super 44
What are people’s opinions on which flowmaster sounds better? I am debating between the 2 and would like to hear from people who have them on their cars or have heard them in person. Thanks!
Oct 23, 2019
Flowmaster Ltd. Flowmaster Simulation Software
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2.7K views · 24 reactions | If you have a late model pickup truck with 3.50" OEM exhaust tubing, we have the muffler for you. This Super 40 Series muffler, part #853548 is specifically intended for late model pickup trucks and features a 3.50" offset inlet/offset outlet configuration with larger 4.00" internals for maximum flow capabilities. For additional product information, please contact our Tech Line at 707-544-4761. | Flowmaster | Facebook
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Shop Flowmaster Super 40 vs Original 40

Sponsored
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$149.95
Silverado 3500 Flowmaster Super 40 Series Center/Center Oval Muffler 3-Inch Inlet/3-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
Silverado 3500 Flowmaster Super 40 Series Center/Center Oval Muffler 3-Inch Inlet/3-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
$168.95
Flowmaster Mustang 2.5' Muffler Super 40 Series 1994
CJ Pony Parts
42
Free shipping
11% off
$149.95
$168.95
Flowmaster Mustang 2.5' Muffler Super 40 Series 1994
CJ Pony Parts
42
$165.95
Flowmaster 8525454 Super 40 Series Chambered Muffler
Amazon.com
140
Free shipping
$165.95
Flowmaster 8525454 Super 40 Series Chambered Muffler
Amazon.com
140
$169.95
Silverado 2500 Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$169.95
Silverado 2500 Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
Sierra 2500 Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
Sierra 2500 Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$169.95
Silverado 3500 Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$169.95
Silverado 3500 Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$107.95
Chevy Silverado 1500 Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Require
AmericanTrucks.com
1
$107.95
Chevy Silverado 1500 Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Require
AmericanTrucks.com
1
$157.95
$177.95
Flowmaster Muffler Super 40 Series (2.25" Center In / 2.25" Center Out) Chambered 952445
Redline360.com
11% off
$157.95
$177.95
Flowmaster Muffler Super 40 Series (2.25" Center In / 2.25" Center Out) Chambered 952445
Redline360.com
$149.95
$168.95
Flowmaster Mustang 2-1/4' Muffler Super 40 Series 1972
CJ Pony Parts
23
Free shipping
11% off
$149.95
$168.95
Flowmaster Mustang 2-1/4' Muffler Super 40 Series 1972
CJ Pony Parts
23
$99.95
$112.95
Flowmaster 42543 Mustang Muffler 40 Series 2-1/2" 2000
CJ Pony Parts
37
Free shipping
11% off
$99.95
$112.95
Flowmaster 42543 Mustang Muffler 40 Series 2-1/2" 2000
CJ Pony Parts
37
$99.95
$112.95
Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1969
CJ Pony Parts
207
Free shipping
11% off
$99.95
$112.95
Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1969
CJ Pony Parts
207
$149.95
$168.95
Flowmaster Mustang 2.5' Muffler Super 40 Series 1968
CJ Pony Parts
70
Free shipping
11% off
$149.95
$168.95
Flowmaster Mustang 2.5' Muffler Super 40 Series 1968
CJ Pony Parts
70
$107.95
Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet
American Muscle
43
$107.95
Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet
American Muscle
43
$82.95
Silverado 2500 Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$82.95
Silverado 2500 Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
RAM 1500 Flowmaster Super 40 Series Offset/Center Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$149.95
RAM 1500 Flowmaster Super 40 Series Offset/Center Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$82.95
Mustang Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
American Muscle
18
$82.95
Mustang Flowmaster Super 40 Series Offest/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
American Muscle
18
$99.95
RAM 1500 Flowmaster Original 40 Series Offset/Center Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$99.95
RAM 1500 Flowmaster Original 40 Series Offset/Center Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
1
$107.95
$186.95
Flowmaster Muffler Super 40 Series (3" Center In / 2.5" Dual Out) Chambered 8530452
Redline360.com
42% off
$107.95
$186.95
Flowmaster Muffler Super 40 Series (3" Center In / 2.5" Dual Out) Chambered 8530452
Redline360.com