Type 3 - IN and OUT Same End
What is a Type 3 Muffler?
Answer: A Type 3 Muffler can be round or oval shaped. The exhaust gas travels in and out through the Same Ends. Both ends are typically made with ID configurations. Sizes Range from 2.5" to 6" Pipe Sizes.
Refer to the Chart Below to ensure you are getting the correct muffler for your truck.
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![Type 3A Muffler 9" x 22" 6" INLET 6" OUTLET]( "Type 3A Muffler 9\" x 22\" 6\" INLET 6\" OUTLET")
![Type 3A Muffler 9" x 22" 6" INLET 6" OUTLET]( "Type 3A Muffler 9\" x 22\" 6\" INLET 6\" OUTLET")
M-922-6 Type 3A Muffler 9" x 22" 6" INLET 6" OUTLET
Grand Rock
OEM PRICE $714.00YOUR PRICE $514.00M-922-6 Type 3A Muffler 9" x 22" 6" In - 6" Out M-922-6 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe fits...GRCM-922-6OEM PRICE $714.00YOUR PRICE $514.00 -
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![Kenworth Aerocab High Performance Muffler]( "Kenworth Aerocab High Performance Muffler")
![Kenworth Aerocab High Performance Muffler]( "Kenworth Aerocab High Performance Muffler")
M-922 Type 3A Kenworth Aerocab High Performance Muffler
Grand Rock
OEM PRICE $714.00YOUR PRICE $514.00M-922 M-922 Type 3A Kenworth Aerocab High Performance Muffler What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCM-922OEM PRICE $714.00YOUR PRICE $514.00 -
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![M-755 Type 3 Oval Muffler 8.25" x 11.5" x 32" 3.5" IN-4" OD OUT]( "M-755 Type 3 Oval Muffler 8.25\" x 11.5\" x 32\" 3.5\" IN-4\" OD OUT")
![M-755 Type 3 Oval Muffler 8.25" x 11.5" x 32" 3.5" IN-4" OD OUT]( "M-755 Type 3 Oval Muffler 8.25\" x 11.5\" x 32\" 3.5\" IN-4\" OD OUT")
M-755 Type 3 Oval Muffler 8.25" x 11.5" x 32" 3.5" IN-4" OD OUT
Grand Rock
OEM PRICE $677.00YOUR PRICE $361.00M-755 Type 3 Oval Muffler 8.25" x 11.5" x 32" 3.5" IN-4" OD OUT What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCM-755OEM PRICE $677.00YOUR PRICE $361.00 -
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![MOM12-0450-171 Oval Muffler 10" x 15" x 44" Body 2037707C1]( "MOM12-0450-171 Oval Muffler 10\" x 15\" x 44\" Body 2037707C1")
![MOM12-0450-171 Oval Muffler 10" x 15" x 44" Body 2037707C1]( "MOM12-0450-171 Oval Muffler 10\" x 15\" x 44\" Body 2037707C1")
MOM12-0450-171 Oval Muffler 10" x 15" x 44" Body 2037707C1
Grand Rock
OEM PRICE $837.00YOUR PRICE $555.00M-121L Fits International 9400 & 9900 Models 2037707C110" x 15" Body Diameter5" I.D. Inlet DiameterShell Length: 44" Overall Length: 48"Inlet Offset/Clock Position: 3"/12Outlet Offset/Clock Position: 3"/6Height From Center To Center:...GRCM-121LOEM PRICE $837.00YOUR PRICE $555.00 -
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![M-121 Short Oval Muffler 10" x 15" x 26" Replaces MFM12-040-171]( "M-121 Short Oval Muffler 10\" x 15\" x 26\" Replaces MFM12-040-171")
![M-121 Short Oval Muffler 10" x 15" x 26" Replaces MFM12-040-171]( "M-121 Short Oval Muffler 10\" x 15\" x 26\" Replaces MFM12-040-171")
M-121 Short Oval Muffler 10" x 15" x 26" Replaces MFM12-040-171
Grand Rock
OEM PRICE $479.00YOUR PRICE $390.00M-121 Type 3 Muffler 10" x 15" Oval 26" Body 5" Inlet Outlet MFM12-040-171 M-121 * Fits Kenworth W900B 1995 thru 2003 * Fits Kenworth W900L 1997 thru current* Fits Kenworth W900L AeroCab 1997 thru current What other exhaust parts will I need?...GRCM-121OEM PRICE $479.00YOUR PRICE $390.00 -
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![Oval Muffler 10" x 15" x 36" Long 5" IN-OUT]( "Oval Muffler 10\" x 15\" x 36\" Long 5\" IN-OUT")
![Oval Muffler 10" x 15" x 36" Long 5" IN-OUT]( "Oval Muffler 10\" x 15\" x 36\" Long 5\" IN-OUT")
M-116 Type 3 Oval Muffler 10" x 15" x 36" Long 5" IN-OUT
Nelson Aftermarket
OEM PRICE $751.00YOUR PRICE $459.00M-116 Type 3 Muffler 10" x 15" Oval Body 36" Body 40" Overall Long 5" ID-ID ENDS M-116 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are...NEL86116MOEM PRICE $751.00YOUR PRICE $459.00
