Air suspension or KW coilovers will fine-tune the stance, topped off with a set of aftermarket alloy wheels. The resulting model (right) is a BMW E39 5-Series with G81 M4 (left) styling cues.

You also may have noticed this car’s lowered stance, which comes courtesy of its ... Unrestricted, you could potentially get an E39 M5 all the way up to 186 mph (300 kph).