KiaPartsNow.com offers the wholesale prices for genuine 2013 Kia Sorento parts. Parts like Muffler & Exhaust Pipe are shipped directly from authorized Kia dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 2.4L - Theta 2, 3.3L - Lambda 2. Body: Wagon - 5Door 5P, Wagon - 5Door 7P.