Nexus S2/S3 Plug n Play Adapter Harness - Honda OBD-I

The Haltech Nexus S2/S3 Plug n Play Adapter Harness for Honda OBD-I simplifies ECU installations by providing factory connector compatibility with Nexus S2 and S3 systems. Designed specifically for early Honda OBD-I chassis, this adapter harness removes the need for cutting or splicing factory wiring during ECU upgrades. Built to Haltech's exacting standards, it ensures reliable signal integrity and proper pin configuration across all engine management functions. Professional tuners benefit from significantly reduced installation time while maintaining complete system functionality and diagnostic capability throughout the build process.