(Used) 2009 GM 8.1L, ENGINE ASSEMBLY- Family Number: 9GMXH08.1503, Displacement: 8.1L, Horsepower: 330, Serial Number: 52G3D330A, Part Number: 52118H211, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921