Audi Avus quattro quattro is now on display at Audi's museum mobile in Ingolstadt, Germany. Audi Avus quattro The Audi Avus quattro was a concept supercar made by the German car manufacturer Audi. It was first introduced at the 1991 Tokyo Motor Show. The Avus quattro had an aluminium space frame, which made it a lightweight and safe automobile. This second showing of the new aluminium architecture (after the quattro Spyder a month before) paved the way for the mass-produced aluminium A8 in 1994. The bodywork on the Avus was designed by J Mays and inspired by Auto Union race cars of the
Audi Ur-S4 / Ur-S6 the last production Audi fitted with the famous 5-cylinder turbo engine that first came to prominence in Audi Quattro rally cars in the 1980s. There was also a European version called the "S6 Plus", which featured a 4.2 litre V8 engine with first model from quattro GmbH, Audi's equivalent to BMW's M division. Audi Ur-S4 / Ur-S6 Audi Ur-S4, and Audi Ur-S6 were unofficial names for the original models of the Audi S4 and S6 automobiles. The Ur-S4 was produced from 1992 to 1994, while the Ur-S6 was produced from 1995 to 1997. They both featured a 2.2 litre, 5-cylinder