4" In/5" out x 9" x 44" Truck Muffler

SKU: MSB944-405E
Regular price $466.99

4" In/5" out x 9" x 44" Truck Muffler - 4" (102mm) In / 5" (127mm) Out / 9" (229mm) / 44" (1118mm) is backordered and will ship as soon as it is back in stock.

Economy range truck muffler, available in 4" & 5" (see separate listing). Made from aluminised steel with a straight-through internal design and backed by a 1 year manufacturer warranty.

A cost-effective alternative to OEM mufflers, suitable for fleet operators. Each muffler features:

  • Unpainted aluminised steel construction (1.6mm wall)
  • Domed outlet end for vertical installation
  • Flat inlet end for ease of mounting onto existing brackets
  • Straight-through internal design
  • 1 year manufacturer warranty
Inlet ID (A): 4" (102mm)
Outlet ID (B): 5" (127mm)
Barrel Diameter (C): 9" (229mm)
Barrel Length (D): 44" (1130mm)
Overall Length (E):
Inlet Length (H): 3" (76mm)
Positioning: Centre/Centre
Internals: Semi Baffled/Baffled
Max Flow (3" Hg):
Max Flow (2" Hg):
Application: Universal
OEM Cross References:

Donaldson: M090781

Ford: 9575M090545, 9575M090547, 9575MOM090547P, 9575M090781

International: DCM090781, 584173C1, 582123C1, 582122C1

Mack: 2ME3102

Nelson: 86740M, 86514M

Volvo: M090547