5 0 Caterpillar C6.6 Engine Control Module (ECM) $1,100 USD (NEW) OEM Caterpillar C6.6 Engine Control Module, ECM, ECU, for sale!!!!!, P/N: 331-7539-00 / 28173200 / 06016520MB, Stock #: E2102 For more information about this listing, shipping,... ConditionNewPart Number331-7539-00Stock NumberE2102 MLS Number10568405CategoryEngine Control Modules (ECM) Last Updated12/10/2020 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info