M142 TOYOTA YARIS GR 2020/4 ADAPTOR BOX

The MoTeC M142 Adaptor Box provides seamless integration between the M142 ECU and the Toyota Yaris GR from 2020 model year onwards. This purpose-built harness adaptor eliminates the need for cutting or splicing factory wiring, enabling clean installation while preserving the original loom. Designed for professional tuners, it streamlines the ECU replacement process and ensures reliable connections across all critical engine management circuits. Essential for workshops installing M142 systems in Yaris GR platforms, this adaptor reduces installation time and maintains factory-level wiring integrity throughout the conversion.