Nexus S2/S3 Plug n Play Adapter Harness - Honda EP3

The Haltech Nexus S2/S3 Plug n Play Adapter Harness for Honda EP3 eliminates the need to modify factory wiring during ECU installation. This application-specific harness interfaces directly between the OEM chassis loom and your Nexus S2 or S3 ECU, providing factory-style connectors at both ends. Ideal for professional workshops seeking clean, reversible installations that maintain the integrity of the original wiring system. Engineered to Haltech's dealer-grade standards, this adapter harness reduces installation time while ensuring reliable connections for advanced engine management tuning.