Nexus S2/S3 Plug n Play Adapter Harness - VW/Audi 1.8T AWP

The Haltech Nexus S2/S3 Plug n Play Adapter Harness is engineered specifically for VW and Audi 1.8 litre turbocharged AWP engines. This adapter harness eliminates the need for cutting or splicing factory wiring, allowing direct connection between the Nexus S2 or S3 ECU and the vehicle's existing loom. Factory-matched connectors ensure reliable fitment and maintain wiring integrity throughout the installation process. Ideal for professional tuners seeking a clean, reversible ECU upgrade solution that streamlines the tuning process while preserving the original harness.