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Show your support with a Thoroughbred Diesel t-shirt, sweatshirt, or sticker decal.
Thoroughbred Sku #: CUM3955121 Manufacturer Sku #: 3955121
Year/Make/Model: {{year}} {{make.Name}} {{model.Name}} Edit
$607.95
2003 - 2005 Dodge Ram 2500
2003 - 2005 Dodge Ram 3500
Product Name: Cummins Rocker Box - 2003-2005 Dodge Cummins 5.9L Manufacturer: Cummins Manufacturer Part #: 3955121 Thoroughbred Diesel Part #: CUM3955121 Fitment Notes: 2003-2005 Dodge Cummins 5.9L
Cummins 3955121 Rocker Box for your Cummins engine. Cummins has been a leader in the diesel industry for more than one hundred years. Maintain OEM function when you install this replacement part. This part mounts directly to the factory location for a hassle-free installation.
Cummins Rocker Box Features: