MoparPartsGiant.com offers the wholesale prices for genuine 2010 Dodge Ram 2500 parts. Parts like Media System Rear Entertainment are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 6.7L Diesel, 8 Cyl 5.7L. Transmission: 5-Speed Automatic Transmission, 6-Speed Automatic Transmission, 6-Speed Manual Transmission.