8 0 2006 Cummins ISB / QSB Engine Control Module (ECM) for 2004-2006 Part # 4921776, CM850 $695 USD (GOOD USED BENCHED TESTED W/ WARRANTY) 2006 Cummins QSB4.5/5.9/6.7 Engine Control Module (ECM) Part # 4921776 For Sale, Part # 4921776, CM850, CPL 426, Pulled OFF Cummins QSB 6.7L,... ConditionUsedWill Fit Year(s)2004-2006Part Number4921776Stock Number8061 MLS Number13683858CategoryEngine Control Modules (ECM) Last Updated7/3/2025 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info