The USED TESTED Caterpillar 3126B 70-Pin ECM ECU 7AS is an Engine Control Unit (ECU) designed for easy installation on the front of a vehicle. It requires programming and has a maximum amperage of 24A. Made by Caterpillar in the United States, this ECM ECU 7AS comes with a 1-year manufacturer warranty and features a bolt-on mounting style. With 70 pins and EEPROM memory, this performance part is ideal for those looking to replace or upgrade their vehicle's engine control system.
