DDEC III & IV Adapter

Introducing our DDEC III and IV Adapter, meticulously crafted for Detroit engines. These stand-alone complete harnesses provide seamless connectivity for bench flashing or testing ECMs without the need for a truck. With convenient alligator clips, they easily attach to your bench power supply, eliminating the necessity for adapters.

Featuring a toggle switch for ignition simulation, these harnesses ensure smooth testing procedures. Additionally, they are fuse protected, prioritizing safety during use.

Upgrade your diagnostic capabilities with our DDEC III and IV Adapter, guaranteeing reliability and efficiency in your diagnostic processes.