MoparPartsGiant.com offers the wholesale prices for genuine 2003 Dodge Intrepid parts. Parts like Coolant Recovery System Heater Plumbing 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. Transmission: 4-Speed Automatic Transmission.