The R8’s V10 lacks the steely intensity of the GT3's flat-six, while its chassis falls short of the Porsche’s surgical ...

Witness the ultimate race between the Audi RS7 and the Audi R8 V10 Plus! Feel the raw power of the V8 vs V10 engines as they ...

track-spec rolling stock and a stripped-out cockpit (complete with the Audi PS1 Safety Seat from the R8 LMS Ultra) to get weight down to from 2,700 pounds in stock production form to 2,480.