GMPartsGiant.com offers the wholesale prices for genuine 2009 GMC Yukon XL 1500 Denali AWD parts. Parts like Intake Manifold Shield/Covers are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 6.2L Flex. Model Code: YUKON XL/DENALI XL/ESCALADE ESV.