M-102 Type 1 Muffler 9" x 44.5" 5" ID Outlet-Inlet Better Quality Mack 20854874, 2ME3140M, Volvo 20854874 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job.  If...

M-087 Type 1 Muffler for Freightliner 11" x 36" Inlet 4" ID Outlet 4" ID 11" Body 36" Length 43" Overall   What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...

M-0824 M-0824 Muffler for 387 Peterbilt 2007 and Newer The muffler is custom made to fit Peterbilt 387 models (not equipped with DPF) built in the year range of 1999 to 2007. It has an overall length of 61.5" and the shell length is 55". The inlet and...

M-079 Type 1 Muffler for Bluebird Bus 4" ID Inlet-Outlet 10" Round 43" Long M-079 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...

Universal Muffler HF-1051 High Flow Type 1 Muffler Horizontal or Vertical Applications High Flow Replacement Muffler Studies Have Shown A Minimum Of 3% Increase In Gas Mileage Replaces 10" Diameter Stock Mufflers Works On All Engines (ISX, 3406E,...

CM-66C Type 1 Chrome Muffler 6" Inlet-Outlet 51" Long CM-66C CM-66C Chrome Muffler Same length as standard muffler Smooth, seamless construction Internal core is louvered for noise reduction Not very quiet What other exhaust parts will I need?...

CM-56C Type 1 Chrome Muffler 5" ID Inlet6" ID Out51" Long CM-56C 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...

CM-55C Type 1 Chrome Muffler 5" Inlet-Outlet 51" Long 6" Body CM-55C 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...