The Caterpillar 3406 5EK Engine Control Module is a performance part designed for easy installation on the front of a vehicle. It is a 40-pin ECM with dimensions of 14 inches in length, 3 inches in height, and 10 inches in width. Programming is required for this vintage part, which is a genuine Caterpillar product with manufacturer part numbers 117-8351-00 and 117835100. This engine control unit is a reliable choice for those looking to upgrade or repair their vehicle's emission control system.
