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