Fc datalogit comes as a software that needs to be installed on the laptop tuning the car.it comes with a datalogit box also which plugs into the laptop and the to the pfc itself.it maps through that.i have the power fc datalogit,the connecting box and the power fc.just wish i knew how to map the damn things
there are also other softwares out there for the power fc such as
FC pro
FC tune
FC edit
copilot
by the way i have a POWER FC FOR SALE FOR EP91 IF ANYBODY IS CONSIDERING ONE