Background: This front or all wheel drive deluxe sedan replaced the 4000 in 1986 in Europe and the following year in North America. Very aerodynamically styled, the Audi 90 front wheel dive is equipped with a 2-liter engine, while the Quattro uses the 2.3 liter 5-cylinder engine from the previous 4000s. Half luxury car, … Continue reading 1988 Audi 90 Test Drive