1985Prema
F3000Jap
1983 Formula Fiat Abarth
1984 Formula Fiat Abarth
1985 Italian Formula 3 Championship
1986 Italian Formula 3 Championship
1987 Italian Formula 3 Championship
1988 Italian Formula 3 Championship
1989 Formula 3000 test driver in Japan
1990 ItalianTouring Car Champion, Group A
1991 4th in Italian Touring Car Championship
1992 Italian Touring Car Champion
1993 Italian Touring Car Champion
1994 5th in Italian Super Touring Car Championship7th in German Touring Car Cup (Audi 80 Competition)
1995 2nd in Italian Super Touring Car Championship (Audi A4 quattro)
1996 Italian Super Touring Car Champion (Audi A4 quattro)
1997 3rd in Italian Super Touring Car Championship (Audi A4 quattro)
1998 5th in Italian Super Touring Car Championship (Audi A4)
1999 3rd in Sebring 12 Hour race (Audi R8R)4th in Le Mans 24 Hour race (Audi R8R)
2000 Winner of "Petit Le Mans" (Audi R8)2nd in Sebring 12 Hour race (Audi R8)3rd in Le Mans 24 Hour race (Audi R8) 2nd in American Le Mans Series (Audi R8) ( 6 race wins)
2001 1st in Sebring 12 Hour race (Audi R8)2nd in Le Mans 24 Hour race (Audi R8) ( Pole Position )3rd in American Le Mans Series (Audi R8) ( 5 race wins )
2002 1st in Sebring 12 Hour race (Audi R8)2nd in Le Mans 24 Hour race (Audi R8) (Pole Position)
2003 1st in Le Mans 24 Hour race (Bentley Speed 8)4th in Sebring 12 Hour race (Bentley Speed 8)
2004 1st in Le Mans 24 Hour race (Audi R8)
2005 DTM Championship (Audi A4 DTM)
2006 1st in American Le Mans Series (Audi R10 TDI) ( 7 race wins ) 1st in Sebring 12 Hour race (Audi R10 TDI) 3rd in Le Mans 24 Hour race (Audi R10 TDI) (Pole Position)
2007 1st in American Le Mans Series - 1st in Sebring 12 Hour race - 1st Petit Le Mans
2008 1st in Le Mans 24 Hour race - 1st Petit Le Mans
2009 1st in Sebring 12 Hour race - 3rd in Le Mans 24 Hour race - 3 Petit Le Mans