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 Navigation Plus Audi Navigation Plus Audi Navigation Plus is an in-car media and navigation system developed by Audi. Unlike the Audi Multi Media Interface, it can not control climate, convenience, suspension or engine settings. Audi Navigation Plus units were available mostly as an optional equipment instead of standard stereo systems. Audi labeled three devices (of which the first two look identical) as Navigation Plus. Those units are technically known as RNS-C/RNS-D and RNS-E, where RNS stands for "Radio Navigation System". The RNS-C and RNS-D devices look identical and are very similar to Volkswagen MFD installed in some Volkswagen, Skoda, SEAT and Ford