BMW is always the ultimate driving machine. When it comes to design, BMW is hard to dethrone. Fans worldwide occasionally come up with various designs to make the car design look even better. Checkout such a design of a BMW coupe by designer Iulian Bumbu, a graduate of the Transportation Design Course at the Scuola Politecnica di Design (SPD) in Milan, Italy. This S.X. concept is a close mix “between a Fisker and a 6 Series“.