BMW 850CSi 300km/h better quality
All credits goes to e31.net, and Mike. Possibly this is a better quality version than the others.
BMW M8 at secret M facility
The never built BMW M8
The BMW 8 Series. E31.
The BMW 8 Series was an entirely new class with V8 or V12 engines, built from 1989 to 1999. It was the most expensive BMW model of that time. The BMW 8 Series included several inventions such as twelve cylinder engine or steering linked rear suspension. It had a very aerodynamic shape and was the first car with a drag coefficient of less than 0.3.