(Used) Caterpillar C12 ENGINE ECM- Part Number: 157-3705-0 Serial Number: 07190093KA, URNEDD-NU For more information about this item, give us a call. We ship Worldwide! FITS CAT 10R8026 CAT 157-3705 CAT 3126 CAT 3406E 14.6L CAT 3406E 15.8L CAT C10 CAT C12 CAT C15 CAT C16 (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921