Originally Posted by rastaFarai

So the $800 is including the computer update for the X to recognize it has Nav. I'm still waiting on the harness. anyone know a part # for this? my source is still trying to get the harness but still looking for myself. I see a harness on ebay for $225. Roveractive has it brand new for $449. The one for 225 is from an e38 so I don't want to go with that one really...