Stooken...
More info here:
http://www.bmwusa.com/bmwexperience/europeandelivery/
In a nutshell, its just one of a few delivery options for your new BMW. In a nutshell, you spec/pay for your US spec car here, pick it up there, tool around europe a bit in your new car, drop it off at several convenient locations, they ship it back and you take delivery again here. Everything is included with cost savings to boot.