0 Detroit DD13, , Engine Misc Parts, Fits to: , (Used) Detroit DD13, EGR COOLER- A4711422109, A4711422209, A4711422309, Serial Number: PD0657, Part Number: A4711406875, EW274001, Engine Information- Serial Number: 471928S0414918, Reference images for condition. For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Serial# PD0657, Casting# PD0657, Part# A4711406875