Originally Posted by SCOTT26
Prototypes are tested in stages , once we get closer to the first of pre-production early next year we will start to see the final results , currently some of the earlier cars are existing 3er so therefore the stock interiors remain. But it does not matter whether it is the first prototype or the final evaluation for production...
Every single one is eventually destroyed.
I guess those car are not undergoing chassis testing if they are based on F30 and not the new modified chassis F80.