Nexus S3 / S2 Universal Wire-In Harness - 2.5m (8') c2r This is the “3 Plug”

This is the “3 Plug” Mk1 ECU

It supports the stock dash cluster (including coolant gauge) and gives full VTEC tune-ability

road speed etc

the OEM Launch isn’t the best

10" Wheel Offset ET30

Nexus S3 / S2 Universal Wire-In Harness - 2.5m (8') c2r This is the “3 Plug”HARNESS OVERVIEW Ideal for modified street cars, engine swaps and custom wiring jobs. The Universal Wire in Harness has a set of ECU connectors at one end and unterminated wires at the other. All the wires at the unterminated end are colour coded and clearly labelled. Connect your Haltech ECU to the terminated end and follow your wiring diagram for all the engine connections. Load your base map and you're ready to go! Colour coded and labelled wires