| 2011 | Porsche Works Driver 1st Pirelli World Challenge Championship (GT class, 4 overall wins) 4th American Le Mans Series Championship ( GT class, 3 podiums incl. 1 win) Intercontinental Le Mans Cup (GTE-AM class, 2 races, 2 podiums) 1st 24h Nürburgring (GTH class) VLN/ Veranstaltergemeinschaft Langstrecke Nürburgring ( 2 races, 1 win) |
|---|---|
| 2010 | Porsche Works Driver 1st American Le Mans Series Championship (GT2 class, 4 wins) 1st Intercontinental Le Mans Cup/Zhuhai (GTH class) 2nd 24h Spa (overall classification) 2nd 24h Daytona (GT Class) |
| 2009 | Porsche Factory Driver Winner American Le Mans Series Championship (GT2 class), 6 wins 1st Daytona 24 Hours (GT class) 24h Le Mans (GT2 class, fastest race lap) |
| 2008 | Porsche Factory Driver 3rd American Le Mans Series Championship (LMP2 class, 5 podiums) with Penske Racing 3rd Grand-Am Series/Salt Lake City (GT class) 24h Daytona (DP class) 24h Le Mans (GT2 class, pole position) 24h Spa (GT2 class) |
| 2007 | Porsche Works Driver
1st Position 24h Le Mans (GT2 class) 2nd Position 24h Spa (GT2 class) 1st Position American Le Mans Series / Road Atlanta (LMP2 class) with Penske Racing Grand Am Sportscar Series, Daytona Prototypes 3rd American Le mans Series/12h Sebring (GT2 class) 1st GrandAm Series/Laguna Seca (overall classification, DP class) |
| 2006 | Porsche Works Driver
3rd Position American Le Mans Series Championship (GT2 class, 3 wins incl. Petit Le Mans, 1 pole, 6 podiums) Grand American Rolex DP Series (2 wins, 4 poles, 7 podiums) |
| 2005 | Porsche Works Driver
American Le Mans Series (ALMS) 1st Position ALMS Championship (GT2 class, 5 wins) 2nd Position 24h Le Mans (GT2 class) 24h Daytona (GT class, fastest race lap) |
| 2004 | Porsche Works Driver
American Le Mans Series (ALMS) 6th Position American Le Mans Series Championship (GT class) 1st Position 24h Le Mans (GT class) 1st Position FIA GT Festival of Bahrain (GT class) |
| 2003 | UPS Porsche-Junior 7th Position Porsche Carrera Cup Championship (1 win, 1 pole) Porsche Michelin Supercup (5 races, 2 podiums, 1 pole) |
| 2002 | Winner of the UPS Porsche-Junior driver selection Finalist Red Bull US Formula 1 driver selection 8th Position British Formula Renault (1 win, 1 pole) |
| 2001 | 1st Position Belgian Formula Ford Euro-Festival 2nd Position British Formula Ford Championship (3 wins) |
| 2000 | Winner Skip Barber „Big Scholarship“, Dodge Pro Serie (USA) British Formula Ford |
| 1999 | 2nd Position Skip Barber Formula Dodge 2.0 Championship (USA) 3rd Position Formula Renault Campus Championship (F) |
| 1998 | 1st WKA Constructor´s Cup Formula A 1st Italian Winter Cup Formula A 2nd CIK - FIA North American Championship ( 2 wins in Las Vegas) |
| 1990-1997 | Various Kart championships and successes |