Nexus S2/S3 Plug n Play Adapter Harness - Mazda RX7 FD S7-8

This Haltech Nexus S2/S3 Plug n Play Adapter Harness is engineered specifically for Mazda RX7 FD models equipped with S7-8 ECUs. It delivers direct connection between the Nexus S2 or S3 ECU and the factory wiring loom, eliminating the need for cutting, splicing or custom fabrication. The harness maintains factory connector integrity while enabling full Nexus ECU functionality. Designed for professional tuning workshops seeking reliable, time-saving installation solutions for rotary-powered FD platforms requiring advanced engine management capabilities.