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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![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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![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
