Audi A4-Sedan Model History
All New and Used A4-Sedan Model Years and History
Audi Prices & Values: Audi, based in Bavaria, Germany, and owned by Volkswagen, operates on the motto "Advancement through Technology". This focus is evident in the Audi style and design of Audi's entire lineup, from its sporty Audi TT, to the extreme luxury Audi R8 model, to the renowned Audi Quattro all-wheel drive system to their well-reviewed clean-burning Audi diesel engine models. Start researching your new Audi below with prices, specs and reviews or browse Audi deals.