• Easy Installation: The Yamaha 1800 SVHO/SHO/HO (2008 - 2017) adapter harness by FuelTech has all the necessary components for a quick and effortless FT550 ECU setup. • Direct Plug - In: This wiring harness plugs directly into the OEM harness, saving you time and hassle. • Extra Connectors: There are two spare connectors for inputs and outputs on the FT550, along with connectors for WB - O2 NANO or Nano PRO and a wideband O2 Sensor. Note: The FT550 ECU is not included and must be purchased separately. Download and update your FuelTech FT550 ECU with the FT Manager 5.0 or newer to access new PWC control features and Base Start Map files for each model.

This FuelTech FT550 adapter harness is designed for Yamaha 1800 owners from 2008 - 2017 who want to install a FuelTech ECU. Whether you're a DIY enthusiast or a professional mechanic, this harness makes the ECU installation process a breeze. When you're looking to upgrade your PWC's performance, this adapter harness will come in very handy. It has all the necessary parts to work with the OEM harness and provides extra connectors for additional features. No need to worry about complex technical details; it's made to be user - friendly.