Dont know the details about it other than its rocking some flares for wider tires.
Why Does this Mercedes E63 AMG Wagon Have Huge Fender Flares?
https://www.youtube.com/watch?v=xaL90ILrQNs
Why Does this Mercedes E63 AMG Wagon Have Huge Fender Flares?
https://www.youtube.com/watch?v=xaL90ILrQNs