MoparPartsGiant.com offers the wholesale prices for genuine 2008 Jeep Patriot parts. Parts like Power Transfer Unit Assembly are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.0L, 4 Cyl 2.4L. Transmission: 5-Speed Manual Transmission, CVT, CVT II.