Why pay for it it’s easy to do it? Do it yourself mate! An instruction should be provided by Dynojet. If you have no instruction then you should lift the tank up (it’s easy because tou will able to see connectors), then locate injector socket on the right side of the bike, disconnect it and then connect one of the power commander sockets to one side and second to another. Then you must connect power commander to your neutral battery connector. Then start the bike, and enjoy your power commander