Nexus S2/S3 Plug n Play Adapter Harness - Nissan Silvia S13 SR20

The Haltech Nexus S2/S3 Plug n Play Adapter Harness eliminates complex wiring modifications when installing a Nexus S2 or S3 ECU into Nissan Silvia S13 chassis fitted with SR20 engines. This purpose-built adapter harness connects directly between the factory wiring loom and Nexus ECU, maintaining OEM connector integrity while enabling full standalone engine management functionality. Designed for professional installers requiring reliable, time-saving solutions, it removes guesswork from the installation process and ensures correct pin assignments throughout the engine bay.