Nexus S2/S3 Plug n Play Adapter Harness - Nissan Silvia S15

This Haltech Nexus S2/S3 Plug n Play Adapter Harness eliminates installation complexity for Nissan Silvia S15 applications. Purpose-built to interface between the Nexus ECU platform and S15 factory wiring, this adapter harness uses OEM-spec connectors and pin configurations for reliable signal integrity. Workshop technicians benefit from reduced installation time while maintaining full reversibility of the engine management upgrade. The harness preserves factory loom integrity, allowing complete ECU functionality without permanent modifications to the vehicle's original electrical system.