This plug and play harness allows you to remove the stock Siemens ECU from the 2009 and older Sea-Doo Jet-skis and replace with a FuelTech FT450 standalone ECU. There is no modification required at all and it is completely reversible if you decide to return to stock. This harness can be also ...

The FT550 2024+ Sea Doo 325 PWC Harness, designed by FuelTech, is the perfect solution for FuelTech FT550 ECU installation using the PWC OEM harness. The wiring harness adapter has all connections to quickly and easily install the FT550 ECU, while retaining OEM gauge cluster, IBR (Intelligent Bra...

The Seadoo Rotax 300 2010-2023 ADAPTER HARNESS, designed by FuelTech, is the perfect solution for FuelTech ECU installation using the PWC OEM harness. The FT wiring harness has all necessary components for easy and fast FT550 ECU installation. This wiring harness plugs directly to the OEM harn...

The Seadoo Rotax 300 2010-2023 ADAPTER HARNESS, designed by FuelTech, is the perfect solution for FuelTech ECU installation using the PWC OEM harness. The FT wiring harness has all necessary components for easy and fast FT550 ECU installation. This wiring harness plugs directly to the OEM harn...

FEATURES OEM Hitachi ignition module For use with watersports and off road applications High energy inductive ignition 3 ignition outputs TECHNICAL DESCRIPTION Used only with “dumb” coils (coils without igniter) Each ignition module channel can be connected to only one coil at a ti...