Every gearhead should know about the Audi Sport Quattro S1 ... on to that advantage until the Lancia Delta S4 came along. The first generation's turbo-five engine put out an incredible (for ...

The Audi A4 has rightfully earned its place among the best of the luxury sport sedans. Audi styling, as always, meets at the intersection of classic and modern ... while its sporty brother the S4 ...