The Audi Avus quattro was a "supercar-styled" mid-engine,
quattro permanent four-wheel drive
concept car from the German car manufacturer Audi.
It was first introduced in1991.
It had an aluminum body, which made it a lightweight and safe automobile.
When the concept was presented, the powertrain was still in development.
To be powered by a 6.0 L 60-valve 12-cylinder engine
producing 509 PS (374 kW; 502 hp),
capable of accelerating the car from 0 to 60 mph (97 km/h) in about 3 seconds
and a top speed of 211 mph (340 km/h).
(wikipedia)
(Photos from autowp.ru)