Just seen your selling the car, see is this a case of taking old one out then fitting new one in, then the software Upgrade ?? If I don't do the software yet will it still work like before?
I ask as the BMW at mine doesn't know what this is or how to do it -,- .
Challenge race+, ms stg2,evolve stg2, gc sleeve kit, gts369,rs technic 12/15, arkym ms comp lip, rs technic carbon grills, re ssk, ind shifter