Shop Flowmaster 40 Series Dual

Sponsored
About our ads
$173.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 9525454
Redline360.com
93
$173.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 9525454
Redline360.com
93
$101.95
Flowmaster Muffler 40 Series (2.5" Dual In / 3" Center Out) Chambered 425403
Redline360.com
250
$101.95
Flowmaster Muffler 40 Series (2.5" Dual In / 3" Center Out) Chambered 425403
Redline360.com
250
$101.95
Flowmaster Muffler 40 Series (3" Center In / 2.5" Dual Out) Chambered 430402
Redline360.com
39
$101.95
Flowmaster Muffler 40 Series (3" Center In / 2.5" Dual Out) Chambered 430402
Redline360.com
39
$170.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 8525454
Redline360.com
$170.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 8525454
Redline360.com
$91.75
$101.95
2.5 Inch Flowmaster 40 Series Mufflers - Steel | Flowmaster 425404
Summit Racing
15
10% off
$91.75
$101.95
2.5 Inch Flowmaster 40 Series Mufflers - Steel | Flowmaster 425404
Summit Racing
15
$152.95
Flowmaster Muffler 40 Series (2.25" Center In / 2.25" Dual Out) Delta Flow Chambered 9424422
Redline360.com
28
$152.95
Flowmaster Muffler 40 Series (2.25" Center In / 2.25" Dual Out) Delta Flow Chambered 9424422
Redline360.com
28
$103.28
$117.78
Flowmaster Universal 40 Series Muffler - 3.00 Ctr In / 2.50 Dual Out
Sparktec Motorsports
39
12% off
$103.28
$117.78
Flowmaster Universal 40 Series Muffler - 3.00 Ctr In / 2.50 Dual Out
Sparktec Motorsports
39
$101.95
Flowmaster 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet 425404
American Muscle
107
$101.95
Flowmaster 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet 425404
American Muscle
107
$167.95
Flowmaster 40 Series Delta Flow 2.5" Center In 2.5" Dual Out Universal
eBay
2
$167.95
Flowmaster 40 Series Delta Flow 2.5" Center In 2.5" Dual Out Universal
eBay
2
$43.86
$68.78
Flowmaster 430402 40 Series Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
Suthisa.uk
Free shipping
36% off
$43.86
$68.78
Flowmaster 430402 40 Series Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
Suthisa.uk
Free shipping
$152.95
Flowmaster Muffler 40 Series (2.50" Center In / 2.50" Dual Out Offset Out) Delta Flow Chambered 9425400
Redline360.com
20
$152.95
Flowmaster Muffler 40 Series (2.50" Center In / 2.50" Dual Out Offset Out) Delta Flow Chambered 9425400
Redline360.com
20
$149.99
$152.99
Flowmaster Inc. 40 Series Muffler, 2.5in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 9425400
Advance Auto Parts
20
$149.99
$152.99
Flowmaster Inc. 40 Series Muffler, 2.5in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 9425400
Advance Auto Parts
20
$185.81
Flowmaster 8525454 Super 40 Muffler 409S - 2.50 Dual In / 2.50 Dual Out - Aggressive Sound
Walmart
2
Free shipping
$185.81
Flowmaster 8525454 Super 40 Muffler 409S - 2.50 Dual In / 2.50 Dual Out - Aggressive Sound
Walmart
2
$107.60
$112.95
Flowmaster 40 Series Muffler - 2.50 Dual In / 3.00 Center Out -
eBay
6
Free shipping
$107.60
$112.95
Flowmaster 40 Series Muffler - 2.50 Dual In / 3.00 Center Out -
eBay
6
$173.95
$195.95
Flowmaster Universal Super 40 Muffler - 2.50 Dual In / 2.50 Dual Out
Sparktec Motorsports
93
11% off
$173.95
$195.95
Flowmaster Universal Super 40 Muffler - 2.50 Dual In / 2.50 Dual Out
Sparktec Motorsports
93
$152.95
Flowmaster Muffler 40 Series (2.50" Center In / 2.25" Dual Out) Delta Flow Chambered 9430422
Redline360.com
28
$152.95
Flowmaster Muffler 40 Series (2.50" Center In / 2.25" Dual Out) Delta Flow Chambered 9430422
Redline360.com
28
$145.95
Flowmaster Muffler 40 Series (3" Offset In / 2.5" Dual Out) Delta Flow Chambered 9430412
Redline360.com
28
$145.95
Flowmaster Muffler 40 Series (3" Offset In / 2.5" Dual Out) Delta Flow Chambered 9430412
Redline360.com
28
$99.95
$101.99
Flowmaster Inc. 40 Series Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 430402
Advance Auto Parts
39
$99.95
$101.99
Flowmaster Inc. 40 Series Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 430402
Advance Auto Parts
39
$149.99
$152.99
Flowmaster Inc. 40 Series Muffler, 2.5in Center Inlet 2.25in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 9425422
Advance Auto Parts
20
$149.99
$152.99
Flowmaster Inc. 40 Series Muffler, 2.5in Center Inlet 2.25in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 9425422
Advance Auto Parts
20
$47.55
$64.67
Flowmaster 430402 40 Series Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
TekCypher.com
26% off
$47.55
$64.67
Flowmaster 430402 40 Series Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
TekCypher.com
$101.95
Flowmaster 430402 Flowmaster 430402 40 Series Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
Revel Performance
39
$101.95
Flowmaster 430402 Flowmaster 430402 40 Series Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
Revel Performance
39
$152.95
$172.95
Flowmaster Universal 40 Delta Flow Muffler - 2.50 Ctr In / 2.25 Dual Out
Sparktec Motorsports
20
11% off
$152.95
$172.95
Flowmaster Universal 40 Delta Flow Muffler - 2.50 Ctr In / 2.25 Dual Out
Sparktec Motorsports
20
$170.95
Flowmaster Muffler 40 Series (3" Center In / 2.5" Dual Out) Delta Flow Chambered 8430402
Redline360.com
28
$170.95
Flowmaster Muffler 40 Series (3" Center In / 2.5" Dual Out) Delta Flow Chambered 8430402
Redline360.com
28
$135.95
$152.95
Flowmaster Universal 40 Series Muffler 409S - 3.00 Ctr In / 2.50 Dual Out
Sparktec Motorsports
88
11% off
$135.95
$152.95
Flowmaster Universal 40 Series Muffler 409S - 3.00 Ctr In / 2.50 Dual Out
Sparktec Motorsports
88
$152.95
Flowmaster Muffler 40 Series (3" Center In / 2.5" Dual Out) Delta Flow Chambered 9430402
Redline360.com
$152.95
Flowmaster Muffler 40 Series (3" Center In / 2.5" Dual Out) Delta Flow Chambered 9430402
Redline360.com
$170.95
$192.95
Flowmaster Universal Super 40 Muffler 409S - 2.50 Dual In / 2.50 Dual Out
Sparktec Motorsports
137
11% off
$170.95
$192.95
Flowmaster Universal Super 40 Muffler 409S - 2.50 Dual In / 2.50 Dual Out
Sparktec Motorsports
137
$165.95
Flowmaster Muffler 40 Series (3" Offset In / 2.5" Dual Out) Delta Flow Chambered 842443
Redline360.com
$165.95
Flowmaster Muffler 40 Series (3" Offset In / 2.5" Dual Out) Delta Flow Chambered 842443
Redline360.com
$152.95
$172.95
Flowmaster Universal 40 Delta Flow Muffler - 2.50 Ctr In / 2.50 Dual Out
Sparktec Motorsports
20
11% off
$152.95
$172.95
Flowmaster Universal 40 Delta Flow Muffler - 2.50 Ctr In / 2.50 Dual Out
Sparktec Motorsports
20
$152.95
$172.95
Flowmaster Universal 40 Delta Flow Muffler - 3.00 Ctr In / 2.50 Dual Out
Sparktec Motorsports
82
11% off
$152.95
$172.95
Flowmaster Universal 40 Delta Flow Muffler - 3.00 Ctr In / 2.50 Dual Out
Sparktec Motorsports
82
$169.95
Flowmaster Muffler Super 40 Series (3" Center In / 2.5" Dual Out) Chambered 8530452
Redline360.com
17
$169.95
Flowmaster Muffler Super 40 Series (3" Center In / 2.5" Dual Out) Chambered 8530452
Redline360.com
17
$103.28
$117.78
Flowmaster Universal 40 Series Muffler - 2.5in Dual In / 2.5in Dual Out
Sparktec Motorsports
107
12% off
$103.28
$117.78
Flowmaster Universal 40 Series Muffler - 2.5in Dual In / 2.5in Dual Out
Sparktec Motorsports
107
$173.95
$195.95
Flowmaster Universal Super 40 Muffler - 3.00 Center In / 2.50 Dual Out
Sparktec Motorsports
127
11% off
$173.95
$195.95
Flowmaster Universal Super 40 Muffler - 3.00 Center In / 2.50 Dual Out
Sparktec Motorsports
127
$149.99
$152.99
Flowmaster Inc. 40 Series Muffler, 2.5in Offset Inlet 2.25in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 9425432
Advance Auto Parts
28
$149.99
$152.99
Flowmaster Inc. 40 Series Muffler, 2.5in Offset Inlet 2.25in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 9425432
Advance Auto Parts
28
$170.95
Bronco Sport Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet 8525454
Extreme Terrain
137
$170.95
Bronco Sport Flowmaster Super 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet 8525454
Extreme Terrain
137
$170.95
$192.95
Flowmaster Universal 40 Delta Muffler 409S - 3.00 Ctr In / 2.50 Dual Out
Sparktec Motorsports
28
11% off
$170.95
$192.95
Flowmaster Universal 40 Delta Muffler 409S - 3.00 Ctr In / 2.50 Dual Out
Sparktec Motorsports
28
$169.99
$173.99
Flowmaster Inc. Super 40 Series Muffler, 2.5in Dual Offset Inlet 2.5in Dual Offset Outlet, Aggressive Sound, 9525454
Advance Auto Parts
93
$169.99
$173.99
Flowmaster Inc. Super 40 Series Muffler, 2.5in Dual Offset Inlet 2.5in Dual Offset Outlet, Aggressive Sound, 9525454
Advance Auto Parts
93
04 Tahoe 5.3L TRUE DUAL 40 Series Flowmaster
04 Tahoe 5.3L TRUE DUAL 40 Series Flowmaster
50.5K viewsMay 10, 2012
YouTubeR C
2004 Silverado 5.3L Flowmaster Super 44
0:43
2004 Silverado 5.3L Flowmaster Super 44
137.7K viewsDec 28, 2017
YouTubeGTX Outdoors
Flowmaster Muffler Chamber Comparison
3:06
Flowmaster Muffler Chamber Comparison
60.1K viewsMay 4, 2015
YouTubeSummit Racing
How Flowmaster Mufflers Work
2:17
How Flowmaster Mufflers Work
339.1K viewsSep 7, 2012
YouTubeSummit Racing
Flowmaster Product Information and Technology
16:58
Flowmaster Product Information and Technology
478.7K viewsAug 14, 2013
YouTubeFlowmaster Inc
Dynomax VS Flowmaster 40 Series Mufflers
0:31
Dynomax VS Flowmaster 40 Series Mufflers
6.8K viewsMar 30, 2020
YouTubechevelle74us
Flowmaster vs Magnaflow Sound Comparison
6:36
Flowmaster vs Magnaflow Sound Comparison
897.2K viewsApr 15, 2018
YouTubeJohn Vesely
1:24
2020 Chevy Silverado Z71: Flowmaster 40 muffler
60.6K viewsDec 10, 2019
YouTubeMuffler City Auto Repair
8:32
Flowmaster vs. Thrush Sound Comparison
193.3K viewsOct 27, 2019
YouTubeZanes Garage
2:19
Flowmaster 40 series Silverado 5.3
62.2K viewsJul 16, 2019
YouTubeJGueroZ71
3:03
Flowmaster 40 Exhaust Chevy Silverado 5.3
274.4K viewsFeb 1, 2017
YouTubeBTG Performance
4:01
Installing a Flowmaster 40 Series on 19/20 Silverado 5.3L
34.4K viewsAug 3, 2020
YouTubeGotti's Garage
2:41
Z31 Flowmaster 40 Series Delta Flow Muffler
17.4K viewsMay 5, 2018
YouTubeacousticability
2:56
Chevy Silverado DUAL EXHAUST w/ FLOWMASTER 40 Series!
144K viewsApr 20, 2020
YouTubeExhaust Addicts
0:33
Flowmaster Super 40 VS Flowmaster Original 40
61.3K viewsJun 13, 2019
YouTubeMovieMaker225
6:47
Sound Testing: Flowmasters 8 Hottest Mufflers
4.2M viewsDec 21, 2012
YouTubeFlowmaster Inc
4:46
Flowmaster Muffler Comparison : Muffler Shootout 2
998.2K viewsMar 21, 2011
YouTubeFlowmaster Inc
4:29
Flowmaster 40 Series Delta Flow Muffler Review
21.6K viewsFeb 6, 2021
YouTubecollin chase outdoors
2:02
1990 Chevy Silverado 5.7L DUAL Exhaust w/ Flowmaster 40 series!!
61.8K viewsOct 19, 2019
YouTubeExhaust Addicts
2:55
Flowmaster Exhaust on Squarebody | *Chevy 350*
68.3K viewsJun 20, 2020
YouTubeRDMotoring
0:49
Flowmaster Super 40 Series Muffler Sound Test
1.1M viewsJun 25, 2010
YouTubeSpeedway Motors
1:40
Flowmaster 10 series review 5.4 f150
37.7K viewsDec 27, 2019
YouTubeJay Thompson
0:58
Chevy C10 - 250 Inline 6 - Flowmaster 40 Series
145.7K viewsMar 16, 2019
YouTubeBub's Garage
1:36
Flowmaster 40 Series Delta Flow Mufflers Review - SEMA 2013
89.6K viewsDec 4, 2013
YouTubeAutoAnything
3:21
Flowmaster 40-series Delta Flow 2017 Ford F150 5.0L V8
62.8K viewsDec 17, 2017
YouTubeZer0TX
1:28
Dodge Ram 1500 exhaust **CLASSIC sound** 40 series flow…
19.6K viewsNov 17, 2020
YouTubeStraight Piped by: Gexhaust
2:46
2004 Dodge Ram 5.7L HEMI EXHAUST w/ FLOWMASTER 40!
90.5K viewsMar 28, 2020
YouTubeExhaust Addicts
1:53
Flowmaster Super 40 On Chevy Silverado 6.0
145.5K viewsDec 25, 2016
YouTubeTanner Clarke
1:17
Ford 4.9 With Flowmaster 40 Series
27.6K viewsMay 4, 2014
YouTubeMike’s Guitars and Vehicles
2:08
New! Flowmaster FlowFX Series Straight-Through Performance Mu…
308.4K viewsAug 29, 2018
YouTubeFlowmaster Inc
See more videos
Static thumbnail place holder

Shop Flowmaster 40 Series Dual

Sponsored
About our ads
$173.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 9525454
Redline360.com
93
$173.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 9525454
Redline360.com
93
$101.95
Flowmaster Muffler 40 Series (2.5" Dual In / 3" Center Out) Chambered 425403
Redline360.com
250
$101.95
Flowmaster Muffler 40 Series (2.5" Dual In / 3" Center Out) Chambered 425403
Redline360.com
250
$101.95
Flowmaster Muffler 40 Series (3" Center In / 2.5" Dual Out) Chambered 430402
Redline360.com
39
$101.95
Flowmaster Muffler 40 Series (3" Center In / 2.5" Dual Out) Chambered 430402
Redline360.com
39
$170.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 8525454
Redline360.com
$170.95
Flowmaster Muffler Super 40 Series (2.5" Dual In / 2.5" Dual Out) Chambered 8525454
Redline360.com
$91.75
$101.95
2.5 Inch Flowmaster 40 Series Mufflers - Steel | Flowmaster 425404
Summit Racing
15
10% off
$91.75
$101.95
2.5 Inch Flowmaster 40 Series Mufflers - Steel | Flowmaster 425404
Summit Racing
15
$152.95
Flowmaster Muffler 40 Series (2.25" Center In / 2.25" Dual Out) Delta Flow Chambered 9424422
Redline360.com
28
$152.95
Flowmaster Muffler 40 Series (2.25" Center In / 2.25" Dual Out) Delta Flow Chambered 9424422
Redline360.com
28
$103.28
$117.78
Flowmaster Universal 40 Series Muffler - 3.00 Ctr In / 2.50 Dual Out
Sparktec Motorsports
39
12% off
$103.28
$117.78
Flowmaster Universal 40 Series Muffler - 3.00 Ctr In / 2.50 Dual Out
Sparktec Motorsports
39
$101.95
Flowmaster 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet 425404
American Muscle
107
$101.95
Flowmaster 40 Series Dual In/Dual Out Oval Muffler 2.50-Inch Inlet/2.50-Inch Outlet 425404
American Muscle
107
$167.95
Flowmaster 40 Series Delta Flow 2.5" Center In 2.5" Dual Out Universal
eBay
2
$167.95
Flowmaster 40 Series Delta Flow 2.5" Center In 2.5" Dual Out Universal
eBay
2
$43.86
$68.78
Flowmaster 430402 40 Series Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
Suthisa.uk
Free shipping
36% off
$43.86
$68.78
Flowmaster 430402 40 Series Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
Suthisa.uk
Free shipping
$152.95
Flowmaster Muffler 40 Series (2.50" Center In / 2.50" Dual Out Offset Out) Delta Flow Chambered 9425400
Redline360.com
20
$152.95
Flowmaster Muffler 40 Series (2.50" Center In / 2.50" Dual Out Offset Out) Delta Flow Chambered 9425400
Redline360.com
20
$149.99
$152.99
Flowmaster Inc. 40 Series Muffler, 2.5in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 9425400
Advance Auto Parts
20
$149.99
$152.99
Flowmaster Inc. 40 Series Muffler, 2.5in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 9425400
Advance Auto Parts
20
$185.81
Flowmaster 8525454 Super 40 Muffler 409S - 2.50 Dual In / 2.50 Dual Out - Aggressive Sound
Walmart
2
Free shipping
$185.81
Flowmaster 8525454 Super 40 Muffler 409S - 2.50 Dual In / 2.50 Dual Out - Aggressive Sound
Walmart
2
$107.60
$112.95
Flowmaster 40 Series Muffler - 2.50 Dual In / 3.00 Center Out -
eBay
6
Free shipping
$107.60
$112.95
Flowmaster 40 Series Muffler - 2.50 Dual In / 3.00 Center Out -
eBay
6
$173.95
$195.95
Flowmaster Universal Super 40 Muffler - 2.50 Dual In / 2.50 Dual Out
Sparktec Motorsports
93
11% off
$173.95
$195.95
Flowmaster Universal Super 40 Muffler - 2.50 Dual In / 2.50 Dual Out
Sparktec Motorsports
93
$152.95
Flowmaster Muffler 40 Series (2.50" Center In / 2.25" Dual Out) Delta Flow Chambered 9430422
Redline360.com
28
$152.95
Flowmaster Muffler 40 Series (2.50" Center In / 2.25" Dual Out) Delta Flow Chambered 9430422
Redline360.com
28
$145.95
Flowmaster Muffler 40 Series (3" Offset In / 2.5" Dual Out) Delta Flow Chambered 9430412
Redline360.com
28
$145.95
Flowmaster Muffler 40 Series (3" Offset In / 2.5" Dual Out) Delta Flow Chambered 9430412
Redline360.com
28
$99.95
$101.99
Flowmaster Inc. 40 Series Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 430402
Advance Auto Parts
39
$99.95
$101.99
Flowmaster Inc. 40 Series Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound, 430402
Advance Auto Parts
39