X5world.com and bimmernav.com usually post .iso or .img files of NAV OS upgrade and map updates on their site that registered users can download for DIY customization and installation. Also people with friends in the service and parts department have manage to get copy of the master CD/DVD.
Originally Posted by pepsicola47
I don't think you can buy the map disc.
Dealership will be given a master map to load it into customer cars.
And more than likely this map will leak out and you will probably be able to find it somewhere else.
2000 740iL Space Gray - Sold
2003 745Li Titanium Silver - Sold
2009 750Li Mineral White - Sold
2009 750Li Titanium Silver - Sold
2011 xDrive35d Vermilion Red - Sold
2012 xDrive35d Vermilion Red - Sold