The 2000 Durango 4.7L ECM PCM ECU P56040346AF is an Engine Control Unit (ECU) manufactured by Dodge. This bolt-on style ECU is made of aluminum and includes EEPROM memory. It has a logic output connection and is compliant with California Prop 65 Warning. With the manufacturer part number 56040346AF, this ECU is designed for front placement in the engine bay of a vehicle. It comes with a warranty and is an OEM superseded part, interchangeably labeled as R6040364 and P56040364. Made in the United States, this ECU is a genuine Dodge product for vehicle maintenance and control.