

Flowmaster 42541 40 Series Muffler - 2.50 Offset In / 2.50 Center Out - Aggressive Sound
Key item features
- Durable Construction: Made from fully welded 16 gauge aluminized steel for maximum durability.
- Aggressive Sound: Delivers an aggressive exterior exhaust tone for a powerful sound experience.
- Interior Resonance: Noticeable interior resonance enhances the driving experience.
- Versatile Application: Ideal for street, strip, and off-road applications.
- Original Flowmaster: Provides the classic Flowmaster sound that enthusiasts seek.
- Specific Dimensions: Features a 2.50 offset inlet and a 2.50 center outlet for precise fitment.
Specs
- Vehicle makeFlowmaster
- Vehicle model42541
- Inlet diameter2.50 in
- Muffler typeStraight-Through Mufflers
- MaterialSteel
- Vehicle fitment typeSpecific
- Free shipping
Free 90-day returns
How do you want your item?
More seller options (18)
About this item
Product details
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 aluminized steel and fully MIG welded for maximum durability.;
- Durable fully welded 16 gauge aluminized steel
- Aggressive Sound Exterior Exhaust Tone
- Noticeable interior resonance
- Excellent Street/Strip and Off Road application
Specifications
Vehicle make
Vehicle model
Inlet diameter
Outlet diameter
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Warnings
Similar items you might like
Based on what customers bought
Flowmaster 42542 40 Series Muffler - 2.50" IN(C)/OUT(O) - Aggressive Sound $101.95
$10195current price $101.95Flowmaster 42542 40 Series Muffler - 2.50" IN(C)/OUT(O) - Aggressive Sound
23 out of 5 Stars. 2 reviewsSave withShipping, arrives in 3+ daysFlowmaster 8430452 Super 44 Series Muffler 409S - 3.00 Center In / 2.50 Dual Out - Aggressive Sound $139.95
$13995current price $139.95Flowmaster 8430452 Super 44 Series Muffler 409S - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
Shipping, arrives in 3+ daysFlowmaster 425404 40 Series Muffler - 2.50" IN(D)/OUT(D) - Aggressive Sound $101.95
$10195current price $101.95Flowmaster 425404 40 Series Muffler - 2.50" IN(D)/OUT(D) - Aggressive Sound
84.9 out of 5 Stars. 8 reviewsSave withShipping, arrives in 3+ daysFlowmaster 42441 40 Series Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound $101.95
$10195current price $101.95Flowmaster 42441 40 Series Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound
45 out of 5 Stars. 4 reviewsShipping, arrives in 3+ daysFlowmaster 943045 Super 44 Muffler - 3.00 Center In / 3.00 Center Out - Aggressive Sound $137.95
$13795current price $137.95Flowmaster 943045 Super 44 Muffler - 3.00 Center In / 3.00 Center Out - Aggressive Sound
85 out of 5 Stars. 8 reviewsSave withShipping, arrives in 3+ daysFlowmaster 842546 Super 44 Series Muffler - 2.50 Offset In / 2.50 Center Out - Aggressive Sound $139.95
$13995current price $139.95Flowmaster 842546 Super 44 Series Muffler - 2.50 Offset In / 2.50 Center Out - Aggressive Sound
25 out of 5 Stars. 2 reviewsSave withShipping, arrives in 3+ daysFlowmaster 42543 40 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound $101.95
$10195current price $101.95Flowmaster 42543 40 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound
94.8 out of 5 Stars. 9 reviewsSave withShipping, arrives tomorrowMagnaFlow Performance Exhaust Muffler 11226: 2.5"/2.5" Inlet/Outlet, 4x9x14" Oval, Stainless Steel, Satin Finish $116.00
$11600current price $116.00MagnaFlow Performance Exhaust Muffler 11226: 2.5"/2.5" Inlet/Outlet, 4x9x14" Oval, Stainless Steel, Satin Finish
84.8 out of 5 Stars. 8 reviewsSave withShipping, arrives tomorrowFlowmaster 842515 Super 10 Muffler 409S - 2.50 Center In / 2.50 Center Out - Aggressive Sound $101.95
$10195current price $101.95Flowmaster 842515 Super 10 Muffler 409S - 2.50 Center In / 2.50 Center Out - Aggressive Sound
144.9 out of 5 Stars. 14 reviewsSave withShipping, arrives in 3+ daysFlowmaster 942548 Super 44 Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound $137.95
$13795current price $137.95Flowmaster 942548 Super 44 Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound
95 out of 5 Stars. 9 reviewsSave withShipping, arrives in 3+ daysFlowmaster 43043 40 Series Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound $101.95
$10195current price $101.95Flowmaster 43043 40 Series Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound
45 out of 5 Stars. 4 reviewsShipping, arrives in 3+ daysFlowmaster 72198 FlowFX Muffler 3" Center Inlet 2.5" Dual Outlet - Moderate Sound 409 Stainless Steel $71.69
$7169current price $71.69Flowmaster 72198 FlowFX Muffler 3" Center Inlet 2.5" Dual Outlet - Moderate Sound 409 Stainless Steel
124.5 out of 5 Stars. 12 reviewsShipping, arrives in 3+ daysFlowmaster 953047 Super 40 Muffler - 3.00 Center In / 3.00 Offset Out - Aggressive Sound $152.95
$15295current price $152.95Flowmaster 953047 Super 40 Muffler - 3.00 Center In / 3.00 Offset Out - Aggressive Sound
54.4 out of 5 Stars. 5 reviewsShipping, arrives in 3+ daysFlowmaster 942542 40 Delta Flow Muffler - 2.50 Center In / 2.50 Offset Out - Aggressive Sound $152.95
$15295current price $152.95Flowmaster 942542 40 Delta Flow Muffler - 2.50 Center In / 2.50 Offset Out - Aggressive Sound
Shipping, arrives in 3+ daysFlowmaster 52557 Super 50 Muffler - 2.50 Center In / 2.50 Offset Out - Mild Sound $204.95
$20495current price $204.95Flowmaster 52557 Super 50 Muffler - 2.50 Center In / 2.50 Offset Out - Mild Sound
34.7 out of 5 Stars. 3 reviewsShipping, arrives in 3+ daysFlowmaster 942549 Super 44 Muffler - 2.50 Offset In / 2.50 Same Side Out - Aggressive Sound $136.95
$13695current price $136.95Flowmaster 942549 Super 44 Muffler - 2.50 Offset In / 2.50 Same Side Out - Aggressive Sound
Shipping, arrives in 3+ daysFlowmaster 52556 Super 50 Muffler - 2.50 Offset In / 2.50 Center Out - Mild Sound $204.95
$20495current price $204.95Flowmaster 52556 Super 50 Muffler - 2.50 Offset In / 2.50 Center Out - Mild Sound
15 out of 5 Stars. 1 reviewsShipping, arrives in 3+ daysFlowmaster 430402 40 Series Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound $101.95
$10195current price $101.95Flowmaster 430402 40 Series Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
45 out of 5 Stars. 4 reviewsSave withShipping, arrives tomorrowFlowmaster 942440 40 Delta Flow Muffler - 2.25 Center In / 2.25 Center Out - Aggressive Sound $152.95
$15295current price $152.95Flowmaster 942440 40 Delta Flow Muffler - 2.25 Center In / 2.25 Center Out - Aggressive Sound
Shipping, arrives in 3+ daysFlowmaster 8042443 40 Series Muffler 409S - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound $135.95
$13595current price $135.95Flowmaster 8042443 40 Series Muffler 409S - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound
Save withShipping, arrives in 3+ days
Popular items in this category
Best selling items that customers love
Flowmaster 43041 40 Series Muffler - 3.00 Offset In / 3.00 Center Out - Aggressive Sound $101.95
$10195current price $101.95Flowmaster 43041 40 Series Muffler - 3.00 Offset In / 3.00 Center Out - Aggressive Sound
55 out of 5 Stars. 5 reviewsSave withShipping, arrives in 3+ daysFlowmaster 942446 Super 44 Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound $137.95
$13795current price $137.95Flowmaster 942446 Super 44 Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound
34.7 out of 5 Stars. 3 reviewsSave withShipping, arrives tomorrowFlowmaster 942546 Super 44 Muffler - 2.50 Offset In / 2.50 Center Out - Aggressive Sound $137.95
$13795current price $137.95Flowmaster 942546 Super 44 Muffler - 2.50 Offset In / 2.50 Center Out - Aggressive Sound
64.8 out of 5 Stars. 6 reviewsSave withShipping, arrives in 3+ daysFlowmaster 952546 Super 40 Muffler - 2.50 Offset In / 2.50 Center Out - Aggressive Sound $152.95
$15295current price $152.95Flowmaster 952546 Super 40 Muffler - 2.50 Offset In / 2.50 Center Out - Aggressive Sound
34.7 out of 5 Stars. 3 reviewsSave withShipping, arrives in 3+ daysFlowmaster 952547 Super 40 Muffler - 2.50 Center In / 2.50 Offset Out - Aggressive Sound $152.95
$15295current price $152.95Flowmaster 952547 Super 40 Muffler - 2.50 Center In / 2.50 Offset Out - Aggressive Sound
11 out of 5 Stars. 1 reviewsSave withShipping, arrives in 3+ daysFlowmaster 842516 Super 10 Muffler 409S - 2.50 Offset In/ 2.50 Center Out - Aggressive Sound $101.95
$10195current price $101.95Flowmaster 842516 Super 10 Muffler 409S - 2.50 Offset In/ 2.50 Center Out - Aggressive Sound
85 out of 5 Stars. 8 reviewsShipping, arrives in 3+ daysFlowmaster 942447 Super 44 Muffler - 2.25 Center In / 2.25 Offset Out - Aggressive Sound $137.95
$13795current price $137.95Flowmaster 942447 Super 44 Muffler - 2.25 Center In / 2.25 Offset Out - Aggressive Sound
15 out of 5 Stars. 1 reviewsShipping, arrives in 3+ daysFlowmaster 953046 Super 40 Muffler - 3.00 Offset In / 3.00 Center Out - Aggressive Sound $152.95
$15295current price $152.95Flowmaster 953046 Super 40 Muffler - 3.00 Offset In / 3.00 Center Out - Aggressive Sound
15 out of 5 Stars. 1 reviewsShipping, arrives in 3+ daysFlowmaster 15430 Outlaw Series Race Muffler - 3.00 Center In / 3.00 Center Out - Aggressive Sound $146.95
$14695current price $146.95Flowmaster 15430 Outlaw Series Race Muffler - 3.00 Center In / 3.00 Center Out - Aggressive Sound
Save withShipping, arrives in 3+ daysFlowmaster 42443 40 Series Muffler - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound $101.95
$10195current price $101.95Flowmaster 42443 40 Series Muffler - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound
35 out of 5 Stars. 3 reviewsSave withShipping, arrives tomorrowFlowmaster 942445 Super 44 Muffler - 2.25 Center In / 2.25 Center Out - Aggressive Sound $137.95
$13795current price $137.95Flowmaster 942445 Super 44 Muffler - 2.25 Center In / 2.25 Center Out - Aggressive Sound
34.7 out of 5 Stars. 3 reviewsSave withShipping, arrives in 3+ daysFlowmaster 952445 Super 40 Muffler - 2.25 Center In / 2.25 Center Out - Aggressive Sound $160.95
$16095current price $160.95Flowmaster 952445 Super 40 Muffler - 2.25 Center In / 2.25 Center Out - Aggressive Sound
15 out of 5 Stars. 1 reviewsShipping, arrives in 3+ daysFlowmaster 842448 Super 44 Series Muffler - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound $139.95
$13995current price $139.95Flowmaster 842448 Super 44 Series Muffler - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound
25 out of 5 Stars. 2 reviewsShipping, arrives in 3+ daysFlowmaster 524703 70 Series Muffler - 2.25 Dual In / 3.00 Center Out - Mild Sound $283.88
$28388current price $283.88Flowmaster 524703 70 Series Muffler - 2.25 Dual In / 3.00 Center Out - Mild Sound
Shipping, arrives in 3+ daysFlowmaster 9530452 Super 40 Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound $173.95
$17395current price $173.95Flowmaster 9530452 Super 40 Muffler - 3.00 Center In / 2.50 Dual Out - Aggressive Sound
35 out of 5 Stars. 3 reviewsShipping, arrives in 3+ daysFlowmaster 9430472 Super 44 Muffler - 3.00 Center In / 2.25 Dual Out - Aggressive Sound $137.95
$13795current price $137.95Flowmaster 9430472 Super 44 Muffler - 3.00 Center In / 2.25 Dual Out - Aggressive Sound
25 out of 5 Stars. 2 reviewsShipping, arrives in 3+ daysFlowmaster 9425472 Super 44 Muffler - 2.50 Center In / 2.50 Dual Out - Aggressive Sound $137.95
$13795current price $137.95Flowmaster 9425472 Super 44 Muffler - 2.50 Center In / 2.50 Dual Out - Aggressive Sound
35 out of 5 Stars. 3 reviewsShipping, arrives in 3+ daysFlowmaster 942442 40 Delta Flow Muffler - 2.25 Center In / 2.25 Offset Out - Aggressive Sound $152.95
$15295current price $152.95Flowmaster 942442 40 Delta Flow Muffler - 2.25 Center In / 2.25 Offset Out - Aggressive Sound
Shipping, arrives in 3+ daysFlowmaster 943048 Super 44 Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound $137.95
$13795current price $137.95Flowmaster 943048 Super 44 Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound
15 out of 5 Stars. 1 reviewsShipping, arrives in 3+ daysFlowmaster 12512409 Super HP-2 Muffler 409S - 2.50 Center In./ 2.50 Center Out - Aggressive Sound $169.95
$16995current price $169.95Flowmaster 12512409 Super HP-2 Muffler 409S - 2.50 Center In./ 2.50 Center Out - Aggressive Sound
45 out of 5 Stars. 4 reviewsSave withShipping, arrives in 3+ days
Customers say these have a great sound
Based on customer reviews
Welded Chamber Muffler, 2.5 Inch, Offset Inlet/Center Outlet $72.99
$7299current price $72.99Welded Chamber Muffler, 2.5 Inch, Offset Inlet/Center Outlet
244.8 out of 5 Stars. 24 reviewsShipping, arrives in 3+ daysWelded Chamber Muffler, 2.25 Inch, Offset Inlet/Center Outlet $51.99
$5199current price $51.99+$13.99 shippingWelded Chamber Muffler, 2.25 Inch, Offset Inlet/Center Outlet
114.9 out of 5 Stars. 11 reviewsShipping, arrives in 3+ daysBorla 140536 S-Type Cat Back System Exhaust System Kit EXHAUST SYSTEM Fits select: 2014-2018 CHEVROLET SILVERADO, 2014-2018 GMC SIERRA $1,422.62
$1,42262current price $1,422.62Borla 140536 S-Type Cat Back System Exhaust System Kit EXHAUST SYSTEM Fits select: 2014-2018 CHEVROLET SILVERADO, 2014-2018 GMC SIERRA
45 out of 5 Stars. 4 reviewsSave withShipping, arrives tomorrowSpeedway Motors Header Collector Muffler Insert, 3 Inch 2 Pack, Straight-Through Design for Reduced Noise & Minimal Back Pressure, Lightweight & Durable Construction, Long-lasting Muffler Solution $54.99
2 optionsAvailable in additional 2 options$5499current price $54.99More options from $21.99Speedway Motors Header Collector Muffler Insert, 3 Inch 2 Pack, Straight-Through Design for Reduced Noise & Minimal Back Pressure, Lightweight & Durable Construction, Long-lasting Muffler Solution
154.5 out of 5 Stars. 15 reviewsShipping, arrives in 3+ daysDynomax Ultra Flo 17230 Exhaust Muffler $116.70
$11670current price $116.70Dynomax Ultra Flo 17230 Exhaust Muffler
35 out of 5 Stars. 3 reviewsShipping, arrives in 3+ daysFlowmaster 942553 50 Delta Flow Muffler - 2.50 Offset In / 2.50 Offset Out - Moderate Sound $173.95
$17395current price $173.95Flowmaster 942553 50 Delta Flow Muffler - 2.50 Offset In / 2.50 Offset Out - Moderate Sound
44.5 out of 5 Stars. 4 reviewsShipping, arrives in 3+ daysGLASSPACK - CHERRY BOMB, STRAIGHT, 3.50IN CASE, 2.50IN CORE, 2.50IN NECKS, 30IN Fits select: 1988-1990,1992-1993 CHEVROLET GMT-400 $83.15
$8315current price $83.15GLASSPACK - CHERRY BOMB, STRAIGHT, 3.50IN CASE, 2.50IN CORE, 2.50IN NECKS, 30IN Fits select: 1988-1990,1992-1993 CHEVROLET GMT-400
74.9 out of 5 Stars. 7 reviewsShipping, arrives in 3+ days
Customer ratings & reviews
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Showing 1-3 of 3 reviews
Resto Mod 73 Camaro
Replaced the exhaust system on a 2nd gen Camaro. I had old Flow master 40's already and since I replaced the entire exhaust system, I replaced the mufflers too. Great sound, slightly on the aggressive side. At idle, you can hear the lumps of the camshaft, when you hit the throttle it sounds like a modified SBC should. Length, width and thickness fit nicely under the rear seat floor pan. Of course you will need to fabricate the lengths of your exhaust pipes before and after the muffler, but that is expected. If you brought your vehicle somewhere to install an entire exhaust system, they would just do the same thing you normally would have to do if self installed. Skills required.
40 Series Flowmaster
Excellent quality and classic flowmaster 40 sound. Outstanding performance on an 06 Ford 4.6 liter, sounds great. Jegs had it here surprisingly fast. Recommended for any domestic American v8 for sure, single or dual setup. Thanks
Verified Purchase
it does not fit.
