Shop used and remanufactured Paccar MX-13 Engine Control Modules (ECM) on MyLittleSalesman.com . Compare active listings with prices from $200 to $7,500. Sellers include LKQ Heavy Truck, Vander Haag's, and Garabedian Equipment. Filter by condition, price, or year to find the Paccar MX-13 Engine Control Module (ECM) that fits your job.