Shop Magnaflow Vs. Flowmaster Comparison Test

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$113.00
Magnaflow Performance Exhaust Muffler 14416: 2.5"/2.5" Inlet/Outlet, 4X4x14" Round, Stainless Steel, Brushed Finish
Amazon.com
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Magnaflow Performance Exhaust Muffler 14416: 2.5"/2.5" Inlet/Outlet, 4X4x14" Round, Stainless Steel, Brushed Finish
Amazon.com
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Flowmaster 942547 Super 44 Muffler - 2.50 Center IN / 2.50 Offset OUT - Aggressive Sound By Flowmaster
Amazon.com
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Flowmaster 942547 Super 44 Muffler - 2.50 Center IN / 2.50 Offset OUT - Aggressive Sound By Flowmaster
Amazon.com
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Flowmaster Cat-Back Exhaust System Dual Exit 4DR Bronco 2021
CJ Pony Parts
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Flowmaster Cat-Back Exhaust System Dual Exit 4DR Bronco 2021
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Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1973
CJ Pony Parts
210
20% off
$89.95
$112.95
Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1973
CJ Pony Parts
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$1,153.00
$1,822.99
Magnaflow 15817 Mustang Dual Exhaust With X-Pipe Kit 3" Stainless Steel V8 1965-1966
CJ Pony Parts
13
Free shipping
36% off
$1,153.00
$1,822.99
Magnaflow 15817 Mustang Dual Exhaust With X-Pipe Kit 3" Stainless Steel V8 1965-1966
CJ Pony Parts
13
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Magnaflow 15819 Mustang Dual Exhaust With X-Pipe Kit 3" Stainless Steel V8 1969
CJ Pony Parts
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$1,153.00
Magnaflow 15819 Mustang Dual Exhaust With X-Pipe Kit 3" Stainless Steel V8 1969
CJ Pony Parts
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$1,124.95
Flowmaster Outlaw Axle-Back Exhaust Steel/Dual Tip 2025
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18
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Flowmaster Outlaw Axle-Back Exhaust Steel/Dual Tip 2025
CJ Pony Parts
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$674.95
Flowmaster 817460 Mustang Classic American Thunder Exhaust 2010
CJ Pony Parts
62
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20% off
$538.95
$674.95
Flowmaster 817460 Mustang Classic American Thunder Exhaust 2010
CJ Pony Parts
62
$116.00
Magnaflow 11215 Exhaust Muffler
Amazon.com
24
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$116.00
Magnaflow 11215 Exhaust Muffler
Amazon.com
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$78.15
$86.95
Flowmaster 72288 Flowfx Muffler 3" Center Inlet/2.5" Dual Outlet - Moderate Sound 409 Stainless Steel
Amazon.com
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$78.15
$86.95
Flowmaster 72288 Flowfx Muffler 3" Center Inlet/2.5" Dual Outlet - Moderate Sound 409 Stainless Steel
Amazon.com
15
$113.90
$129.90
Muffler 2-Pack Compatible With Flowmaster Flowfx 71416, 2.5" In/Out Center Round, Moderate Sound
Amazon.com
115
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$113.90
$129.90
Muffler 2-Pack Compatible With Flowmaster Flowfx 71416, 2.5" In/Out Center Round, Moderate Sound
Amazon.com
115
$151.95
Flowmaster 942051 50 Series Delta Flow Chambered Muffler
Amazon.com
48
Free shipping
$151.95
Flowmaster 942051 50 Series Delta Flow Chambered Muffler
Amazon.com
48
$336.99
Flowmaster Inc. Direct-Fit Muffler 409S - American Thunder - Moderate Sound, 817568
Advance Auto Parts
318
$336.99
Flowmaster Inc. Direct-Fit Muffler 409S - American Thunder - Moderate Sound, 817568
Advance Auto Parts
318
$58.45
Flowmaster Flow FX Muffler Flow FX Muffler - 3.00 In/Out - Round Body - Moderate Sound - Stainless Steel - 71419
Extreme Power House
$58.45
Flowmaster Flow FX Muffler Flow FX Muffler - 3.00 In/Out - Round Body - Moderate Sound - Stainless Steel - 71419
Extreme Power House
$255.59
$283.99
Flowmaster Inc. 50 Series Muffler, 3.5in Offset Inlet 3.5in Offset Outlet, 22in Long, Non-Reversible, Mild Sound, 53553
Advance Auto Parts
35
10% off
$255.59
$283.99
Flowmaster Inc. 50 Series Muffler, 3.5in Offset Inlet 3.5in Offset Outlet, 22in Long, Non-Reversible, Mild Sound, 53553
Advance Auto Parts
35
$69.95
Flowmaster Muffler Flow FX (2.5" Offset In / 2.5" Offset Out) Stainless Steel 71236
Redline360.com
726
$69.95
Flowmaster Muffler Flow FX (2.5" Offset In / 2.5" Offset Out) Stainless Steel 71236
Redline360.com
726
$69.95
Flowmaster Muffler Flow FX (3" Center In/ 2.5" Dual Out) Stainless Steel 72198
Redline360.com
2K+
$69.95
Flowmaster Muffler Flow FX (3" Center In/ 2.5" Dual Out) Stainless Steel 72198
Redline360.com
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$62.95
$69.95
Ford F-350 Flowmaster Flowfx Center/Center Muffler 3-Inch Inlet/3-Inch Outlet 71249
AmericanTrucks.com
2
10% off
$62.95
$69.95
Ford F-350 Flowmaster Flowfx Center/Center Muffler 3-Inch Inlet/3-Inch Outlet 71249
AmericanTrucks.com
2
$718.95
$799.95
Chevy Silverado 1500 Flowmaster Flowfx Dual Exhaust System With Black Tips Middle Side Exit (14-18 5.3L 1500) 717787
AmericanTrucks.com
202
10% off
$718.95
$799.95
Chevy Silverado 1500 Flowmaster Flowfx Dual Exhaust System With Black Tips Middle Side Exit (14-18 5.3L 1500) 717787
AmericanTrucks.com
202
$269.95
$299.95
Flowmaster Pro Series Muffler
Diesel Power Products
17
10% off
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Flowmaster Pro Series Muffler
Diesel Power Products
17
$64.95
Flowmaster Muffler Flow FX (2.5" In / 2.5" Out) Round Body Stainless Steel 71416
Redline360.com
1K+
$64.95
Flowmaster Muffler Flow FX (2.5" In / 2.5" Out) Round Body Stainless Steel 71416
Redline360.com
1K+
$41.36
$45.95
Flowmaster Flowmonster 2-Chamber Muffler - Offset In/Center Out: 2.500 in.
JEGS High Performance
216
$41.36
$45.95
Flowmaster Flowmonster 2-Chamber Muffler - Offset In/Center Out: 2.500 in.
JEGS High Performance
216
$799.95
$889.95
Chevy Silverado 1500 Flowmaster Flowfx Dual Exhaust System With Black Tips Side Exit (14-18 5.3L 1500) 717869
AmericanTrucks.com
202
10% off
$799.95
$889.95
Chevy Silverado 1500 Flowmaster Flowfx Dual Exhaust System With Black Tips Side Exit (14-18 5.3L 1500) 717869
AmericanTrucks.com
202
$65.60
Flowmaster Flowmonster 2-Chamber Muffler 2.25 Offset Inlet Silver
eBay
1
$65.60
Flowmaster Flowmonster 2-Chamber Muffler 2.25 Offset Inlet Silver
eBay
1
$65.96
Flowmaster Flowmonster 2-Chamber Muffler 2.25 Offset Inlet Silver
eBay
3
$65.96
Flowmaster Flowmonster 2-Chamber Muffler 2.25 Offset Inlet Silver
eBay
3
$257.35
Flowmaster 4" Performance Diesel Muffler
Pure Diesel Power
17
$257.35
Flowmaster 4" Performance Diesel Muffler
Pure Diesel Power
17
$122.35
Flowmaster 72587 Flowfx Muffler 3.5" Center Inlet/2.5" Dual Outlet - Moderate Sound 409 Stainless Steel
Walmart
32
Free shipping
$122.35
Flowmaster 72587 Flowfx Muffler 3.5" Center Inlet/2.5" Dual Outlet - Moderate Sound 409 Stainless Steel
Walmart
32
$69.95
Flowmaster 72198 Flowmaster Flowfx Muffler - 72198
Revel Performance
2K+
$69.95
Flowmaster 72198 Flowmaster Flowfx Muffler - 72198
Revel Performance
2K+
$73.73
Flowmaster 71416 Flowfx Muffler 2.5" Inlet/Outlet - Round Body - Moderate Sound 409 Stainless Steel
Walmart
4
Free shipping
$73.73
Flowmaster 71416 Flowfx Muffler 2.5" Inlet/Outlet - Round Body - Moderate Sound 409 Stainless Steel
Walmart
4
$41.36
$45.95
Flowmaster Flowmonster 2-Chamber Muffler - Center In/Dual Out: 3 In./2.500 in.
JEGS High Performance
145
$41.36
$45.95
Flowmaster Flowmonster 2-Chamber Muffler - Center In/Dual Out: 3 In./2.500 in.
JEGS High Performance
145
$41.36
$45.95
Flowmaster Flowmonster 2-Chamber Muffler - Offset In/Offset Out: 2.500 in.
JEGS High Performance
35
$41.36
$45.95
Flowmaster Flowmonster 2-Chamber Muffler - Offset In/Offset Out: 2.500 in.
JEGS High Performance
35
$64.95
Flowmaster 71416 Flowfx Muffler
eBay
30
$64.95
Flowmaster 71416 Flowfx Muffler
eBay
30
$89.99
$99.99
Flowmaster Inc. 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound, 42441
Advance Auto Parts
210
10% off
$89.99
$99.99
Flowmaster Inc. 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound, 42441
Advance Auto Parts
210
$266.35
$295.95
Flowmaster 50 Series HD Chambered Muffler Offset 3.5" Inlet & Outlet
Diesel Power Products
20
10% off
$266.35
$295.95
Flowmaster 50 Series HD Chambered Muffler Offset 3.5" Inlet & Outlet
Diesel Power Products
20
$467.95
Flowmaster Exhaust System Made Of Stainless Steel Flowfx Series, Lifetime Limited Warranty 718122
Carparts.com
$467.95
Flowmaster Exhaust System Made Of Stainless Steel Flowfx Series, Lifetime Limited Warranty 718122
Carparts.com
$499.95
$562.95
Flowmaster 15936 2-1/2 Inch U-Fit Universal Dual Exhaust Kit
Speedway Motors
12
11% off
$499.95
$562.95
Flowmaster 15936 2-1/2 Inch U-Fit Universal Dual Exhaust Kit
Speedway Motors
12
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Shop Magnaflow Vs. Flowmaster Comparison Test

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$151.95
Flowmaster 942051 50 Series Delta Flow Chambered Muffler
Amazon.com
48
Free shipping
$151.95
Flowmaster 942051 50 Series Delta Flow Chambered Muffler
Amazon.com
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Flowmaster Inc. Direct-Fit Muffler 409S - American Thunder - Moderate Sound, 817568
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Flowmaster Inc. Direct-Fit Muffler 409S - American Thunder - Moderate Sound, 817568
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Flowmaster Flow FX Muffler Flow FX Muffler - 3.00 In/Out - Round Body - Moderate Sound - Stainless Steel - 71419
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Flowmaster Inc. 50 Series Muffler, 3.5in Offset Inlet 3.5in Offset Outlet, 22in Long, Non-Reversible, Mild Sound, 53553
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Flowmaster Inc. 50 Series Muffler, 3.5in Offset Inlet 3.5in Offset Outlet, 22in Long, Non-Reversible, Mild Sound, 53553
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Flowmaster Muffler Flow FX (2.5" Offset In / 2.5" Offset Out) Stainless Steel 71236
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Flowmaster Muffler Flow FX (2.5" Offset In / 2.5" Offset Out) Stainless Steel 71236
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Flowmaster Muffler Flow FX (3" Center In/ 2.5" Dual Out) Stainless Steel 72198
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Ford F-350 Flowmaster Flowfx Center/Center Muffler 3-Inch Inlet/3-Inch Outlet 71249
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Ford F-350 Flowmaster Flowfx Center/Center Muffler 3-Inch Inlet/3-Inch Outlet 71249
AmericanTrucks.com
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Chevy Silverado 1500 Flowmaster Flowfx Dual Exhaust System With Black Tips Middle Side Exit (14-18 5.3L 1500) 717787
AmericanTrucks.com
202
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Chevy Silverado 1500 Flowmaster Flowfx Dual Exhaust System With Black Tips Middle Side Exit (14-18 5.3L 1500) 717787
AmericanTrucks.com
$269.95
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Flowmaster Pro Series Muffler
Diesel Power Products
17
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Flowmaster Pro Series Muffler
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Flowmaster Muffler Flow FX (2.5" In / 2.5" Out) Round Body Stainless Steel 71416
Redline360.com
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Flowmaster Muffler Flow FX (2.5" In / 2.5" Out) Round Body Stainless Steel 71416
Redline360.com
$41.36
$45.95
Flowmaster Flowmonster 2-Chamber Muffler - Offset In/Center Out: 2.500 in.
JEGS High Performance
216
$41.36
$45.95
Flowmaster Flowmonster 2-Chamber Muffler - Offset In/Center Out: 2.500 in.
JEGS High Performance
$799.95
$889.95
Chevy Silverado 1500 Flowmaster Flowfx Dual Exhaust System With Black Tips Side Exit (14-18 5.3L 1500) 717869
AmericanTrucks.com
202
10% off
$799.95
$889.95
Chevy Silverado 1500 Flowmaster Flowfx Dual Exhaust System With Black Tips Side Exit (14-18 5.3L 1500) 717869
AmericanTrucks.com
$65.60
Flowmaster Flowmonster 2-Chamber Muffler 2.25 Offset Inlet Silver
eBay
1
$65.60
Flowmaster Flowmonster 2-Chamber Muffler 2.25 Offset Inlet Silver
eBay
$65.96
Flowmaster Flowmonster 2-Chamber Muffler 2.25 Offset Inlet Silver
eBay
3
$65.96
Flowmaster Flowmonster 2-Chamber Muffler 2.25 Offset Inlet Silver
eBay
$257.35
Flowmaster 4" Performance Diesel Muffler
Pure Diesel Power
17
$257.35
Flowmaster 4" Performance Diesel Muffler
Pure Diesel Power
$122.35
Flowmaster 72587 Flowfx Muffler 3.5" Center Inlet/2.5" Dual Outlet - Moderate Sound 409 Stainless Steel
Walmart
32
Free shipping
$122.35
Flowmaster 72587 Flowfx Muffler 3.5" Center Inlet/2.5" Dual Outlet - Moderate Sound 409 Stainless Steel
Walmart
$69.95
Flowmaster 72198 Flowmaster Flowfx Muffler - 72198
Revel Performance
2K+
$69.95
Flowmaster 72198 Flowmaster Flowfx Muffler - 72198
Revel Performance
$73.73
Flowmaster 71416 Flowfx Muffler 2.5" Inlet/Outlet - Round Body - Moderate Sound 409 Stainless Steel
Walmart
4
Free shipping
$73.73
Flowmaster 71416 Flowfx Muffler 2.5" Inlet/Outlet - Round Body - Moderate Sound 409 Stainless Steel
Walmart

Shop Magnaflow Vs. Flowmaster Comparison Test

Sponsored
About our ads
$113.00
Magnaflow Performance Exhaust Muffler 14416: 2.5"/2.5" Inlet/Outlet, 4X4x14" Round, Stainless Steel, Brushed Finish
Amazon.com
Free shipping
$113.00
Magnaflow Performance Exhaust Muffler 14416: 2.5"/2.5" Inlet/Outlet, 4X4x14" Round, Stainless Steel, Brushed Finish
Amazon.com
Free shipping
$121.45
Flowmaster 942547 Super 44 Muffler - 2.50 Center IN / 2.50 Offset OUT - Aggressive Sound By Flowmaster
Amazon.com
Free shipping
$121.45
Flowmaster 942547 Super 44 Muffler - 2.50 Center IN / 2.50 Offset OUT - Aggressive Sound By Flowmaster
Amazon.com
Free shipping
$504.95
$872.95
Flowmaster Cat-Back Exhaust System Dual Exit 4DR Bronco 2021
CJ Pony Parts
18
Free shipping
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Flowmaster Cat-Back Exhaust System Dual Exit 4DR Bronco 2021
CJ Pony Parts
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Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1973
CJ Pony Parts
210
20% off
$89.95
$112.95
Flowmaster 42441 Mustang Muffler Original 40-Series Alum 2-1/4" 1973
CJ Pony Parts
210
$1,153.00
$1,822.99
Magnaflow 15817 Mustang Dual Exhaust With X-Pipe Kit 3" Stainless Steel V8 1965-1966
CJ Pony Parts
13
Free shipping
36% off
$1,153.00
$1,822.99
Magnaflow 15817 Mustang Dual Exhaust With X-Pipe Kit 3" Stainless Steel V8 1965-1966
CJ Pony Parts
13
$1,153.00
Magnaflow 15819 Mustang Dual Exhaust With X-Pipe Kit 3" Stainless Steel V8 1969
CJ Pony Parts
1
Free shipping
36% off
$1,153.00
Magnaflow 15819 Mustang Dual Exhaust With X-Pipe Kit 3" Stainless Steel V8 1969
CJ Pony Parts
1
$549.95
$1,124.95
Flowmaster Outlaw Axle-Back Exhaust Steel/Dual Tip 2025
CJ Pony Parts
18
Free shipping
51% off
$549.95
$1,124.95
Flowmaster Outlaw Axle-Back Exhaust Steel/Dual Tip 2025
CJ Pony Parts
18
$538.95
$674.95
Flowmaster 817460 Mustang Classic American Thunder Exhaust 2010
CJ Pony Parts
62
Free shipping
20% off
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Flowmaster 817460 Mustang Classic American Thunder Exhaust 2010
CJ Pony Parts
62
$116.00
Magnaflow 11215 Exhaust Muffler
Amazon.com
24
Free shipping
$116.00
Magnaflow 11215 Exhaust Muffler
Amazon.com
24
$78.15
$86.95
Flowmaster 72288 Flowfx Muffler 3" Center Inlet/2.5" Dual Outlet - Moderate Sound 409 Stainless Steel
Amazon.com
15
Free shipping
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$78.15
$86.95
Flowmaster 72288 Flowfx Muffler 3" Center Inlet/2.5" Dual Outlet - Moderate Sound 409 Stainless Steel
Amazon.com
15
$113.90
$129.90
Muffler 2-Pack Compatible With Flowmaster Flowfx 71416, 2.5" In/Out Center Round, Moderate Sound
Amazon.com
115
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$129.90
Muffler 2-Pack Compatible With Flowmaster Flowfx 71416, 2.5" In/Out Center Round, Moderate Sound
Amazon.com
115
$151.95
Flowmaster 942051 50 Series Delta Flow Chambered Muffler
Amazon.com
48
Free shipping
$151.95
Flowmaster 942051 50 Series Delta Flow Chambered Muffler
Amazon.com
48
$336.99
Flowmaster Inc. Direct-Fit Muffler 409S - American Thunder - Moderate Sound, 817568
Advance Auto Parts
318
$336.99
Flowmaster Inc. Direct-Fit Muffler 409S - American Thunder - Moderate Sound, 817568
Advance Auto Parts
318
$58.45
Flowmaster Flow FX Muffler Flow FX Muffler - 3.00 In/Out - Round Body - Moderate Sound - Stainless Steel - 71419
Extreme Power House
$58.45
Flowmaster Flow FX Muffler Flow FX Muffler - 3.00 In/Out - Round Body - Moderate Sound - Stainless Steel - 71419
Extreme Power House
$255.59
$283.99
Flowmaster Inc. 50 Series Muffler, 3.5in Offset Inlet 3.5in Offset Outlet, 22in Long, Non-Reversible, Mild Sound, 53553
Advance Auto Parts
35
10% off
$255.59
$283.99
Flowmaster Inc. 50 Series Muffler, 3.5in Offset Inlet 3.5in Offset Outlet, 22in Long, Non-Reversible, Mild Sound, 53553
Advance Auto Parts
35
$69.95
Flowmaster Muffler Flow FX (2.5" Offset In / 2.5" Offset Out) Stainless Steel 71236
Redline360.com
726
$69.95
Flowmaster Muffler Flow FX (2.5" Offset In / 2.5" Offset Out) Stainless Steel 71236
Redline360.com
726
$69.95
Flowmaster Muffler Flow FX (3" Center In/ 2.5" Dual Out) Stainless Steel 72198
Redline360.com
2K+
$69.95
Flowmaster Muffler Flow FX (3" Center In/ 2.5" Dual Out) Stainless Steel 72198
Redline360.com
2K+
$62.95
$69.95
Ford F-350 Flowmaster Flowfx Center/Center Muffler 3-Inch Inlet/3-Inch Outlet 71249
AmericanTrucks.com
2
10% off
$62.95
$69.95
Ford F-350 Flowmaster Flowfx Center/Center Muffler 3-Inch Inlet/3-Inch Outlet 71249
AmericanTrucks.com
2