Shop Magnaflow XL vs Flowmaster 40

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$99.95
NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,OVAL,BLACK,DUAL 2.5" INLET & OUTLET,19" OVERALL LENGTH
Amazon.com
108
Free shipping
$99.95
NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,OVAL,BLACK,DUAL 2.5" INLET & OUTLET,19" OVERALL LENGTH
Amazon.com
108
$99.95
$112.95
Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1969
CJ Pony Parts
192
Free shipping
11% off
$99.95
$112.95
Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1969
CJ Pony Parts
192
$155.97
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13216
etrailer.com
$155.97
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13216
etrailer.com
$165.17
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13148
etrailer.com
$165.17
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13148
etrailer.com
$99.95
$112.95
Flowmaster 42543 Mustang Muffler 40 Series 2-1/2" 2000
CJ Pony Parts
41
Free shipping
11% off
$99.95
$112.95
Flowmaster 42543 Mustang Muffler 40 Series 2-1/2" 2000
CJ Pony Parts
41
$109.95
Flowmaster 40 Series 2.5" Dual In 2.5" Dual Out Aggressive Chambered
eBay
25
Free shipping
$109.95
Flowmaster 40 Series 2.5" Dual In 2.5" Dual Out Aggressive Chambered
eBay
25
$155.97
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13234
etrailer.com
$155.97
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13234
etrailer.com
$99.95
Flowmaster 42441 40 Series Muffler
eBay
$99.95
Flowmaster 42441 40 Series Muffler
eBay
$99.95
Magnaflow Universal Performance Muffler 13269 Xl 3 Chamber
eBay.com
Free shipping
$99.95
Magnaflow Universal Performance Muffler 13269 Xl 3 Chamber
eBay.com
Free shipping
$169.95
Silverado 2500 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
96
$169.95
Silverado 2500 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
96
$110.36
$112.95
Flowmaster 40 Series Muffler - 2.50" In(D)/Out(D) - Aggressive Sound
eBay
32
Free shipping
$110.36
$112.95
Flowmaster 40 Series Muffler - 2.50" In(D)/Out(D) - Aggressive Sound
eBay
32
$149.95
Camaro Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet
American Muscle
20
$149.95
Camaro Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet
American Muscle
20
$99.95
Challenger Flowmaster 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
377
$99.95
Challenger Flowmaster 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
377
$149.95
Camaro Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
20
$149.95
Camaro Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
20
$142.00
Magnaflow 13256 Xl Turbo Performance Muffler 4X9x18 Oval 2.5"
eBay
Free shipping
$142.00
Magnaflow 13256 Xl Turbo Performance Muffler 4X9x18 Oval 2.5"
eBay
Free shipping
$166.95
Camaro Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
141
$166.95
Camaro Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
141
$137.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 3"" O/O - 13239
eBay.com
Free shipping
$137.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 3"" O/O - 13239
eBay.com
Free shipping
$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
12
$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
12
$137.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 3" O/O - 13239
US eBay
Free shipping
$137.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 3" O/O - 13239
US eBay
Free shipping
$137.99
Magnaflow XL Series Multi-Chamber Performance Exhaust Muffler 3" Offset/Center 4X14x9" Body, 13219
Advance Auto Parts
$137.99
Magnaflow XL Series Multi-Chamber Performance Exhaust Muffler 3" Offset/Center 4X14x9" Body, 13219
Advance Auto Parts
$142.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 2.5"" O/O 18"" Body 13266
eBay.com
3
Free shipping
$142.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 2.5"" O/O 18"" Body 13266
eBay.com
3
$149.95
Ford Ranger Flowmaster 40 Series Delta Flow Center/Center Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
36
$149.95
Ford Ranger Flowmaster 40 Series Delta Flow Center/Center Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
36
$132.95
Camaro Flowmaster 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet
American Muscle
$132.95
Camaro Flowmaster 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet
American Muscle
$99.95
Silverado 2500 Flowmaster 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
$99.95
Silverado 2500 Flowmaster 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet (Universal Some Adaptation May Be Required)
AmericanTrucks.com
$137.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 3" C/O -13219
US eBay
Free shipping
$137.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 3" C/O -13219
US eBay
Free shipping
$146.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 3" C/O - 18" Body 13259
US eBay
1
Free shipping
$146.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 3" C/O - 18" Body 13259
US eBay
1
$134.99
Magnaflow XL Series Multi-Chamber Performance Exhaust Muffler 2.25" Offset/Offset 4X14x9" Body, 13235
Advance Auto Parts
$134.99
Magnaflow XL Series Multi-Chamber Performance Exhaust Muffler 2.25" Offset/Offset 4X14x9" Body, 13235
Advance Auto Parts
$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
$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
$145.99
Magnaflow XL Series Multi-Chamber Performance Exhaust Muffler 3/2.25" Center/Dual 4X14x9" Body, 13278
Advance Auto Parts
$145.99
Magnaflow XL Series Multi-Chamber Performance Exhaust Muffler 3/2.25" Center/Dual 4X14x9" Body, 13278
Advance Auto Parts
$262.95
Flowmaster 40 Series Delta Force Race Muffler 4.0" Inlet/Outlet | 854040-10
Thoroughbred Diesel
19
$262.95
Flowmaster 40 Series Delta Force Race Muffler 4.0" Inlet/Outlet | 854040-10
Thoroughbred Diesel
19
$99.95
Jeep Gladiator Flowmaster 40 Series Center/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
Extreme Terrain
12
$99.95
Jeep Gladiator Flowmaster 40 Series Center/Offset Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
Extreme Terrain
12
$107.95
Camaro Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet
American Muscle
$107.95
Camaro Flowmaster Super 40 Series Center/Dual Out Oval Muffler 3-Inch Inlet/2.50-Inch Outlet
American Muscle
$119.95
Flowmaster 40 Series 2.5" Dual In 2.5" Dual Out Aggressive Chambered Muffler
US eBay
Free shipping
$119.95
Flowmaster 40 Series 2.5" Dual In 2.5" Dual Out Aggressive Chambered Muffler
US eBay
Free shipping
$142.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler 2.25" O/O 18" Body 13265
US eBay
Free shipping
$142.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler 2.25" O/O 18" Body 13265
US eBay
Free shipping
$149.95
Ford Ranger Flowmaster 40 Series Delta Flow Offset/Dual Out Oval Muffler 2.50-Inch Inlet/2.25-Inch Outlet (Universal Some Adaptation May Be Required
AmericanTrucks.com
$149.95
Ford Ranger Flowmaster 40 Series Delta Flow Offset/Dual Out Oval Muffler 2.50-Inch Inlet/2.25-Inch Outlet (Universal Some Adaptation May Be Required
AmericanTrucks.com
$99.95
Jeep Gladiator Flowmaster 40 Series Dual In/Center Oval Muffler 2.50-Inch Inlet/3-Inch Outlet
Extreme Terrain
247
$99.95
Jeep Gladiator Flowmaster 40 Series Dual In/Center Oval Muffler 2.50-Inch Inlet/3-Inch Outlet
Extreme Terrain
247
Magnaflow vs. Flowmaster: Attempting to Settle the Eternal Muffler Debate
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Shop Magnaflow XL vs Flowmaster 40

Sponsored
About our ads
$99.95
NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,OVAL,BLACK,DUAL 2.5" INLET & OUTLET,19" OVERALL LENGTH
Amazon.com
108
Free shipping
$99.95
NEW FLOWMASTER 40 SERIES CHAMBERED MUFFLER,OVAL,BLACK,DUAL 2.5" INLET & OUTLET,19" OVERALL LENGTH
Amazon.com
108
$99.95
$112.95
Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1969
CJ Pony Parts
192
Free shipping
11% off
$99.95
$112.95
Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1969
CJ Pony Parts
192
$155.97
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13216
etrailer.com
$155.97
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13216
etrailer.com
$165.17
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13148
etrailer.com
$165.17
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13148
etrailer.com
$99.95
$112.95
Flowmaster 42543 Mustang Muffler 40 Series 2-1/2" 2000
CJ Pony Parts
41
Free shipping
11% off
$99.95
$112.95
Flowmaster 42543 Mustang Muffler 40 Series 2-1/2" 2000
CJ Pony Parts
41
$109.95
Flowmaster 40 Series 2.5" Dual In 2.5" Dual Out Aggressive Chambered
eBay
25
Free shipping
$109.95
Flowmaster 40 Series 2.5" Dual In 2.5" Dual Out Aggressive Chambered
eBay
25
$155.97
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13234
etrailer.com
$155.97
Magnaflow Stainless Steel, Dual Core, Universal Muffler - XL Turbo Series - Satin Finish MF13234
etrailer.com
$99.95
Flowmaster 42441 40 Series Muffler
eBay
$99.95
Flowmaster 42441 40 Series Muffler
eBay
$99.95
Magnaflow Universal Performance Muffler 13269 Xl 3 Chamber
eBay.com
Free shipping
$99.95
Magnaflow Universal Performance Muffler 13269 Xl 3 Chamber
eBay.com
Free shipping
$169.95
Silverado 2500 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
96
$169.95
Silverado 2500 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
96
$110.36
$112.95
Flowmaster 40 Series Muffler - 2.50" In(D)/Out(D) - Aggressive Sound
eBay
32
Free shipping
$110.36
$112.95
Flowmaster 40 Series Muffler - 2.50" In(D)/Out(D) - Aggressive Sound
eBay
32
$149.95
Camaro Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet
American Muscle
20
$149.95
Camaro Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler 2.25-Inch Inlet/2.25-Inch Outlet
American Muscle
20
$99.95
Challenger Flowmaster 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
377
$99.95
Challenger Flowmaster 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
377
$149.95
Camaro Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
20
$149.95
Camaro Flowmaster 40 Series Delta Flow Center/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
20
$142.00
Magnaflow 13256 Xl Turbo Performance Muffler 4X9x18 Oval 2.5"
eBay
Free shipping
$142.00
Magnaflow 13256 Xl Turbo Performance Muffler 4X9x18 Oval 2.5"
eBay
Free shipping
$166.95
Camaro Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
141
$166.95
Camaro Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet
American Muscle
141
$137.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 3"" O/O - 13239
eBay.com
Free shipping
$137.00
Magnaflow XL - 3 Chamber Stainless Steel Turbo Muffler - 3"" O/O - 13239
eBay.com
Free shipping
$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
12
$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
12