View 0 Photos View 0 Videos 2004 Cummins ISM Engine Control Module (ECM) for a Kenworth T800 $650 USD (USED) Cummins ISM Serial #: 35081958 CPL/Arr: 8271 HP: 350 Ref# 3682729 UPPER ECM, TESTED GOOD ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Part Number3682729Stock Number25922617 MLS Number14076884CategoryEngine Control Modules (ECM) Last Updated1/8/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info