MoparPartsGiant.com offers the wholesale prices for genuine 2006 Dodge Ram 2500 parts. Parts like Lines & Hoses, Brake, Rear are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 5.9L Diesel, 8 Cyl 5.7L. Transmission: 4-Speed Automatic Transmission, 5-Speed Automatic Transmission, 6-Speed Manual Transmission.