4 0 Mack Engine Control Module (ECM) Being Dismantled (Parts Available) $250 USD (CORE/ FOR PARTS OR NOT IN WORKING CONDITION) Mack Diesel Engine Control Module, ECM, ECU, for sale!!!!!! Part #: 12MS518M; Stock #: E3078 For more information about this listing, shipping,... ConditionDismantledPart Number12MS518MStock NumberE3078 MLS Number11758338CategoryEngine Control Modules (ECM) Last Updated12/8/2022 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info