Emtron Adaptor Harness – Subaru STI (2011–2020) – Boomslang

Emtron adaptor harness for Subaru STI (2011–2020) by Boomslang designed to provide true plug-and-play integration between a compatible Emtron ECU and the factory vehicle wiring, helping simplify installation and reduce the need for cutting or modifying the original loom. Boomslang harnesses are purpose-built to interface aftermarket engine management systems into late-model import platforms, making them a clean and professional solution for serious tuning builds. ✔ Designed for Subaru WRX STI / STI (2011–2020) ✔ Plug-and-play harness for compatible Emtron ECU applications ✔ Helps retain a clean installation with no major wiring modification ✔ Built by Boomslang for aftermarket ECU integration ✔ Ideal for performance, motorsport, and standalone ECU conversions