Haltech Nexus S3 Plug 'n' Play Adapter Harness Kit - VW/Audi 1.8T AWP
The Haltech Nexus S3 Plug 'n' Play Adapter Harness Kit eliminates custom wiring when fitting Nexus S3 ECU systems to VW Golf GTi MK4 and Audi A3 8L models with the 1.8T AWP engine code. This application-specific harness maintains factory connector integrity while providing full engine management control. Each kit includes genuine Haltech connectors engineered to interface directly with OEM sensor and actuator plugs, reducing installation time and supporting professional tuning workflows for workshops managing multiple VAG platform builds.
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