2006 GM/Chev (HD) 6.0L, Truck Delivery, Engine Assys, Fits to: GMC W4500, (Used) 2005 GM/Chev (HD) 6.0L, ENGINE ASSEMBLY- Family Number: 6GMXH06.0583, Displacement: 6.0L, Horsepower: 300, ECS: SFI, HO2S, TWC, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921, Horse Power 300, Serial# TBD, Truck Year 2006 4KDC4B1U86J804012
