HKS Wiring Harness for ZN6/ZC6 FA20 ECU Free

HKS Wiring Harness for ZN6/ZC6 (FA20) — ECU Free Brand: HKS Purpose-built wiring harness engineered for the Toyota 86 / Subaru BRZ ZN6 & ZC6 with the FA20 engine. This ECU-free harness provides a clean, direct connection path for aftermarket engine management, standalone ECUs, and performance installs. Direct fit: Pin-matched connectors and factory routing reduce installation time and maintain vehicle integrity. ECU-free design: Eliminates the factory ECU plug for easy integration with standalone systems and custom tuners. High-quality construction: Durable insulation, heat-resistant sleeving, and factory-grade terminals for reliable long-term performance. Complete coverage: Includes essential sensor and injector leads, power/ground feeds, and ignition connections tailored to FA20 wiring schemes. Professional install ready: Ideal for performance shops and enthusiasts upgrading to aftermarket engine management. Upgrade to the HKS Wiring Harness for a reliable, OEM-oriented foundation when swapping to aftermarket ECUs on ZN6/ZC6 FA20 platforms. Precision-made for performance and ease-of-installation.