MoparPartsGiant.com offers the wholesale prices for genuine 2007 Chrysler 300 parts. Parts like Ground Straps 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, 8 Cyl 6.1L. Transmission: 4-Speed Automatic Transmission, 5-Speed Automatic Transmission.