AUDI RS4 RACECAR
The FIA-sanctioned Superstars series is a fascinating Italian touring car championship for approved machinery such as the Audi RS4, BMW E39 M5 and E60 550i, Cadillac CTS-V, Chrysler C300 SRT8, Jaguar S-type R, Maserati Quattroporte and the Mercedes C63 AMG.
Demanding V8 engines of 3.0 to 7.0 liters in four-door sedan bodies gives the series a […]

