Audi 100 three-speed automatic transmission sourced from Volkswagen. The Audi 100 included a rough engine note that was described as unlikely to discourage buyers whose first car had been a Volkswagen and who aspired to drive a diesel powered (pre-turbo) Mercedes-Benz. The Ingolstadt production line was at full capacity, but supply fell short of demand that during the summer of 1970 an additional production line for Audi 100s was set up in Volkswagen's own Wolfsburg plant, which made it the first water-cooled car to be produced in Germany's (and by some criteria the world's) largest car plant. For the Swiss market, the
Audi 80 new "A4 Avant" later in 1996 - sold in right-hand drive for the UK market for the first time. A mid-sized convertible was not available again until 2002, when the A4 Cabriolet was introduced. Since 2007, Audi has produced Audi A5 - which is similar in concept to the old A4-based Coupe. Audi developed a sports version of the Coupé in 1990, called the Audi S2. This replaced the famous Audi Quattro (launched in 1980) and featured the well-proven 2.2-litre in-line five-cylinder 20-valve turbo petrol engine from the Audi 200 20V, which was derived from the engine used in the