FuelTech Harnesses

8 products

FuelTech has released a variety of engine harnesses for popular engine combinations as well as adapters to swap an older FT ECU to a newer one. Also available are un-terminated harnesses for the various FT ECUs and accessories like FTSPARK and Peak & Hold systems.

from $1,299.00

FT550 Seadoo 300 Jetski PNP

FT550 2018-2024 Yamaha 1800 Adapter Harness (2 Plug)

from $1,299.00

Pre-Release Version. Please contact our tech support for specific information.

FT550 2008-2017 Yamaha 1800 Adapter Harness (3 PLUG)

from $1,299.00

$399.00

The FuelTech PRO550/600 FTSPARK-1 harness is a true plug and play expansion to complement both the PRO550 and PRO600 V8 harness. With this expansion harness the user can make the change to a high p...

from $559.00

The FuelTech PRO550/600 FTSpark-8 harness is a true plug and play expansion to complement both the PRO550 and PRO600 V8 harness. With this expansion harness the user can make the change to a high p...

$439.00

The FuelTech PRO600 Secondary Injector harness is designed as a true plug and play expansion to complement the PRO600 V8 harness. With this expansion harness the user can expand to a total of 16 fu...

from $1,199.00

The FuelTech PRO550 V8 plug and play harness is the best link between your FT550 or FT550LITE ECU and V8 engine. FEATURES PRO550 V8 Complete Harness is a harness designed to install a FuelTe...

from $1,799.00

The FuelTech PRO600 V8 plug and play harness is the best link between your FT600 ECU and V8 engine. It comes pre-terminated to suit a V8 engine with all relays and fuses for a simple 3 wire battery...