Ever wonder how BMW install camouflage shell on their cars? The following video was posted in Bimmerpost forum that originated from Jalopnik. Basically, they have to create camouflage shells first and later on it will be plugged on top the car body.
The shell will make anyone who saw the car on public road unable to tell the exact shape for their model. The interior also apply the same method to confuse any unwanted image being captured.