GMPartsGiant.com offers the wholesale prices for genuine 2004 GMC Yukon 4WD parts. Parts like Wheels & Hub Caps are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 8.1L. Model Code: YUKON/DENALI/ESCALADE.