Back 
Shop 40 Series Mufflers 1964-1977 Chevelle
40 Series Mufflers 1964-1977 Chevelle Products
Flowmaster 40 Series Muffler, 2.25 In. Offset Inlet, 2.25 In. Center Outlet, Aggressive Tone
Part #: FLOW-42441
| Manufacturer Part #: 42441
$112.99
$99.99
(Each)
Flowmaster 40 Series Muffler, 2.25 In. Offset Inlet, 2.25 In. Offset Outlet, Aggressive Tone
Part #: FLOW-42443
| Manufacturer Part #: 42443
$112.99
$99.99
(Each)
Flowmaster 40 Series Muffler, 2.5 In. Offset Inlet, 2.5 In. Center Outlet, Aggressive Tone
Part #: FLOW-42541
| Manufacturer Part #: 42541
$112.99
$99.99
(Each)
Flowmaster 40 Series Muffler, 2.5 In. Offset Inlet, 2.5 In. Offset Outlet, Aggressive Tone
Part #: FLOW-42543
| Manufacturer Part #: 42543
$112.99
$99.99
(Each)
Flowmaster 40 Series Muffler, 3 In. Center Inlet, 2.5 In. Dual Outlet, Aggressive Tone
Part #: FLOW-430402
| Manufacturer Part #: 430402
$112.99
$99.99
(Each)
Flowmaster 40 Series Muffler, 3 In. Offset Inlet, 3 In. Center Outlet, Aggressive Tone
Part #: FLOW-43041
| Manufacturer Part #: 43041
$122.99
$109.99
(Each)
Flowmaster 40 Series Muffler, 3 In. Offset Inlet, 3 In. Offset Outlet, Aggressive Tone
Part #: FLOW-43043
| Manufacturer Part #: 43043
$112.99
$99.99
(Each)
Flowmaster 40 Series Muffler 409S, 2.25 In. Offset Inlet, 2.25 In. Center Outlet, Aggressive Tone
Part #: FLOW-8042441
| Manufacturer Part #: 8042441
$138.99
$123.99
(Each)
Flowmaster 40 Series Muffler 409S, 2.25 In. Offset Inlet, 2.25 In. Offset Outlet, Aggressive Tone
Part #: FLOW-8042443
| Manufacturer Part #: 8042443
$138.99
$123.99
(Each)
Flowmaster 40 Series Muffler 409S, 2.25 In. Offset Inlet, 2.25 In. Center Outlet, Aggressive Tone
Part #: FLOW-8042541
| Manufacturer Part #: 8042541
$138.99
$123.99
(Each)
Flowmaster 40 Series Muffler 409S, 2.25 In. Offset Inlet, 2.25 In. Center Outlet, Aggressive Tone
Part #: FLOW-8042543
| Manufacturer Part #: 8042543
$138.99
$123.99
(Each)
Flowmaster 40 Series Muffler 409S, 2.25 In. Offset Inlet, 2.25 In. Center Outlet, Aggressive Tone
Part #: FLOW-80430402
| Manufacturer Part #: 80430402
$138.99
$123.99
(Each)
Flowmaster 40 Series Muffler 409S, 2.25 In. Offset Inlet, 2.25 In. Center Outlet, Aggressive Tone
Part #: FLOW-8043041
| Manufacturer Part #: 8043041
$138.99
$123.99
(Each)
Flowmaster 40 Series Muffler 409S, 2.25 In. Offset Inlet, 2.25 In. Center Outlet, Aggressive Tone
Part #: FLOW-8043043
| Manufacturer Part #: 8043043
$138.99
$123.99
(Each)
Flowmaster 40 Series Race Muffler 409S, 2.5 In. Center Inlet, 2.5 In. Center Outlet, Aggressive
Part #: FLOW-8325408
| Manufacturer Part #: 8325408
$184.99
$165.99
(Each)
Flowmaster 40 Series Delta Muffler 409S, 2.5 In. Offset Inlet, 2.5 In. Center Outlet, Aggressive
Part #: FLOW-842541
| Manufacturer Part #: 842541
$172.99
$154.99
(Each)
Flowmaster 40 Series Race Muffler 409S, 3 In. Center Inlet, 3 In. Center Outlet, Aggressive
Part #: FLOW-8430408
| Manufacturer Part #: 8430408
$206.99
$185.99
(Each)
Flowmaster 40 Series Race Muffler 409S, 3.5 In. Center Inlet, 3.5 In. Center Outlet, Aggressive
Part #: FLOW-8435409
| Manufacturer Part #: 8435409
$195.99
$175.99
(Each)
Flowmaster 40 Series Race Muffler 409S, 3.5 In. Offset Inlet, 3.5 In. Center Outlet, Aggressive
Part #: FLOW-8435419
| Manufacturer Part #: 8435419
$195.99
$175.99
(Each)
Flowmaster 40 Series Race Muffler 409S, 3.5 In. Offset Inlet, 3.5 In. Offset Outlet, Aggressive
Part #: FLOW-8435439
| Manufacturer Part #: 8435439
$227.99
$207.99
(Each)
Flowmaster 40 Series Top Ten Race Muffler 409S, 4 In. Center Inlet, 4 In. Center Outlet, Aggressive
Part #: FLOW-854040-10
| Manufacturer Part #: 854040-10
$269.99
$243.99
(Each)
Flowmaster 40 Series Delta Muffler, 2 In. Offset Inlet, 2 In. Offset Outlet, Aggressive
Part #: FLOW-942043
| Manufacturer Part #: 942043
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.25 In. Offset Inlet, 2.25 In. Center Outlet, Aggressive
Part #: FLOW-942441
| Manufacturer Part #: 942441
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.25 In. Center Inlet, 2.25 In. Offset Outlet, Aggressive
Part #: FLOW-942442
| Manufacturer Part #: 942442
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.25 In. Center Inlet, 2.25 In. Dual Outlet, Aggressive
Part #: FLOW-9424422
| Manufacturer Part #: 9424422
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.25 In. Offset Inlet, 2.25 In. Offset Outlet, Aggressive
Part #: FLOW-942443
| Manufacturer Part #: 942443
$159.99
$143.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.5 In. Center Inlet, 2.5 In. Center Outlet, Aggressive
Part #: FLOW-942540
| Manufacturer Part #: 942540
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.5 In. Center Inlet, 2.5 In. Dual Outlet, Aggressive
Part #: FLOW-9425400
| Manufacturer Part #: 9425400
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.5 In. Offset Inlet, 2.5 In. Center Outlet, Aggressive
Part #: FLOW-942541
| Manufacturer Part #: 942541
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.5 In. Center Inlet, 2.5 In. Offset Outlet, Aggressive
Part #: FLOW-942542
| Manufacturer Part #: 942542
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.5 In. Center Inlet, 2.25 In. Dual Outlet, Aggressive
Part #: FLOW-9425422
| Manufacturer Part #: 9425422
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.5 In. Offset Inlet, 2.5 In. Offset Outlet, Aggressive
Part #: FLOW-942543
| Manufacturer Part #: 942543
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 2.5 In. Offset Inlet, 2.25 In. Dual Outlet, Aggressive
Part #: FLOW-9425432
| Manufacturer Part #: 9425432
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 3 In. Center Inlet, 3 In. Center Outlet, Aggressive
Part #: FLOW-943040
| Manufacturer Part #: 943040
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 3 In. Center Inlet, 2.5 In. Dual Outlet, Aggressive
Part #: FLOW-9430402
| Manufacturer Part #: 9430402
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 3 In. Offset Inlet, 3 In. Center Outlet, Aggressive
Part #: FLOW-943041
| Manufacturer Part #: 943041
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 3 In. Center Inlet, 3 In. Offset Outlet, Aggressive
Part #: FLOW-943042
| Manufacturer Part #: 943042
$149.99
$133.99
(Each)
Flowmaster 40 Series Delta Muffler, 3 In. Center Inlet, 2.25 In. Dual Outlet, Aggressive
Part #: FLOW-9430422
| Manufacturer Part #: 9430422
$149.99
$133.99
(Each)
Flowmaster Super 44 Series Muffler, 3 In. Center Inlet, 3 In. Center Outlet, Aggressive
Part #: FLOW-943045
| Manufacturer Part #: 943045
$127.99
$113.99
(Each)
New Products For Chevelle
New & Exciting Products for 1964-1977 Chevelle's
Have a Question About Your
Chevelle Restoration
?
Our knowledgeable team is standing by to help you with your restoration needs!
Monday-Thursday: 9-5 | Friday: 9-3 | Saturday : 9-1 ET* | Sunday: CLOSED
Brands We Carry For Chevelle
We work with the strongest brands in our industry so you know you’re getting the best quality restoration parts available.
Get updates and special offers from SS396.com
Stay up-to-date on our promotions, flash sales and all things built from the Ground Up! Let us know the car your working on so we can tailor emails to the car you’re shopping for!
Chevelle Information Resources
Sometimes knowledge is your best tool. Select your year below to find information, resources, specifications, and more!
