Haltech Nexus S3 Plug 'n' Play Adapter Harness Kit - Honda S2000 (AP1 / AP2 )

The Haltech Nexus S3 Plug 'n' Play Adapter Harness Kit delivers seamless integration of Nexus S3 engine management into Honda S2000 AP1 and AP2 chassis. Engineered to mate directly with factory wiring connectors, this harness eliminates cutting and splicing for a clean, reversible installation. Ideal for workshops pursuing advanced tuning capability while maintaining OEM build quality. The kit simplifies the transition to standalone ECU control, reducing installation time and preserving the integrity of the original loom throughout the tuning process.