Elite 1500 PnP Ada Harn Only - Nissan Silvia S15

This Haltech Elite 1500 plug-and-play adapter harness is engineered specifically for the Nissan Silvia S15, eliminating cutting and splicing during ECU installation. Designed to integrate seamlessly between your factory wiring and the Elite 1500 engine management system, this harness preserves original connectors while delivering full ECU functionality. Ideal for professional workshops seeking faster, cleaner installations without compromising reliability. The adapter harness maintains factory pinouts and ensures correct signal routing for precise engine control and tuning capability.