Haltech Nexus S2 Plug 'n' Play Adapter Harness Kit - VW/Audi 1.8T AWP

The Haltech Nexus S2 Plug 'n' Play Adapter Harness Kit eliminates wiring complexity when installing a Nexus S2 ECU into VW Golf GTi MK4 or Audi A3 8L fitted with the 1.8T AWP engine. This vehicle-specific harness plugs directly into factory connectors, preserving original wiring integrity while enabling full aftermarket engine management control. Designed for workshop efficiency, it reduces installation time and potential wiring errors. Ideal for tuners seeking reliable, repeatable ECU upgrades on these popular turbocharged platforms without harness modification or splicing.