Shop used and remanufactured Cummins N14 Engine Control Modules (ECM) on MyLittleSalesman.com . Compare active listings with prices from $200 to $2,500. Sellers include Rocky Mountain Truck Parts, JJ Rebuilders, Vander Haag's, and more. Filter by condition, price, or year to find the Cummins N14 Engine Control Module (ECM) that fits your job.