Nelson 86131M 4" In/out x 9" x 44" Straight Through Truck Muffler

SKU: M944-400
Regular price $465.99

Nelson economy range truck muffler. Available in 4" & 5" (see seperate listing). Made from aluminised steel. 1 year warranty. Straight through internal design.

Nelson economy mufflers are a more cost effective alternative to the Nelson OEM mufflers, and are suitable for fleet operators. Each features:

  • Unpainted aluminised steel construction (1.6mm wall)
  • Outlet end of muffler is domed for vertical installation
  • Inlet end of muffler is flat, for ease of mounting onto existing brackets
  • 1 year manufacturer warranty.
Inlet ID (A): 4" (102mm)
Outlet ID (B): 4" (102mm)
Barrel Diameter (C): 9" (229mm)
Barrel Length (D): 44" (1130mm)
Overall Length (E):
Inlet Length (H): 3" (76mm)
Positioning: Centre/Centre
Internals: Straight Through
Max Flow (3" Hg): 2000 CFM
Max Flow (2" Hg): 1670 CFM
Application: Universal
OEM Cross References:

Walker 22965, 22936, 22828, 22809, 22834

Donaldson M090544

Nelson 86131M, 86713M, 86108M

Paccar M10108, Paccar M10713, Paccar M8611, Paccar M86630

Freighliner DNM090544, A04105620, A0410617, A04106180, A04106171, A04106170

Volvo 3946779, Volvo 3946779, Volvo NFM86131M, 49014273, 49014270, 49014271, 7GB010, 85107180, 998580, 230010002, 230010005, 1111111, 835866, 230010073

Cummins  211197, 156815

Ford 9575M090544, 9575MFM090544P, E2HZ5230Y, D2HA5230AA, D0HA5230J, D2HZ5230A, C3TA5230S, C3TZ5230F, C6TZ5230F, C6TZ5230AH

International 409828C1442930C1, 53247C91, 871834R91, 532347R91, 463026C1, 431517R91, 462513C91, 424858C1, 424857C1, 2585725C1, DCM090544, 454306R91, 422930C1, 425507C1, 979541R91

Kenworth  MFM090544

Mack 1ME19301P5, 1ME19301P7, 1MEA19301P5, 2ME399, 2191MFM090544, 2ME49301, 1ME19301, 1ME19301P1, 2ME375, 2191M090544, 2ME3339