5 0 Cummins QSX11.9 Engine Control Module (ECM) $1,000 USD (GOOD USED/ TESTED) Cummins QSX11.9 Diesel Engine Control Module, ECM, ECU, for sale!!! Part #: 4993120; Supersession Part #: 4993121; Service Model Name: CM2250; Stock #: E4177 For more... ConditionUsedPart Number4993120Stock NumberE4177 MLS Number13612938CategoryEngine Control Modules (ECM) Last Updated5/29/2025 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info