MoparPartsGiant.com offers the wholesale prices for genuine 2016 Jeep Patriot parts. Parts like Heater Unit 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, 6-Speed Automatic Transmission, CVT.