MoparPartsGiant.com offers the wholesale prices for genuine 2005 Dodge Magnum parts. Parts like Modules, Located In Interior Areas Of Vehicle are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 2.7L, 6 Cyl 3.5L, 8 Cyl 5.7L. Transmission: 4-Speed Automatic Transmission, 5-Speed Automatic Transmission.