Audi Ableitet

norsk/norwegian:

informasjonsside for Audi Sport, Rallye og Racing Quattro

international english:

informational homepage for Audi Sport, Rallye & Racing Quattro

deutsch/german:

informationseite über Audi Sport, Rallye & Racing Quattro

Twenty Quattro S1 page

international english:

overview and information on the 20 Audi S1 cars