Nexus S2/S3 Plug n Play Adapter Harness - Honda DC5

The Haltech Nexus S2/S3 Plug n Play Adapter Harness is engineered specifically for Honda DC5 applications, delivering seamless integration between the Nexus ECU platform and factory wiring. This precision adapter eliminates the need for cutting or splicing original looms, preserving vehicle integrity while enabling full engine management control. Built to OEM connector specifications, it ensures reliable pin-to-pin connections and maintains proper circuit protection throughout the harness. Ideal for professional workshops requiring clean, reversible ECU installations with minimal downtime and maximum reliability.