(Used) 2005 Mercedes OM904LA, ECM- Cal. Number: A0464476040 001, ESN: 900910R4206980, Family Number: 5MBXH4.25DJA, Displacement: 4.25L, Horsepower: 170, Part Number: R23538871E, Engine: P-31347, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921