Chalk this car up to one of the many reasons why Transformers 3 can?t come soon enough. Already fielding an impressive line-up of intergalactic robots that turn into cars of varying shapes and sizes, the growing robotic cast of Transformers 3 is going to have a new addition to the line-up: an ’Autobot? Mercedes E550.

Not a lot of people know this, but Transformers director, Michael Bay, also happens to be a car enthusiast. So when picking a car to play the role of a still-to-be-named Autobot, Bay enlisted the help of Claus Ettensberger and his merry band of tuners at CEC to work on a base Mercedes E550 and give it a nice modification set-up[...]

Source: topspeed Tuning