| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Owner | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 2000 | 9 | 23 | 17 | GT | 3 | 5 | Mobil 1/Michelin | Porsche 911 GT3-R | Porsche 3.6L Flat-6 | Michelin | Barbour | 1:24.754 | 333 | 0 | 0 | mechanical | 24 |
| 2001 | 10 | 28 | 11 | GT | 3 | 23 | McKenna Porsche/Mobil 1/Michelin | Porsche 911 GT3-RS | Porsche 3.6L Flat-6 | Michelin | Job | 1:24.150 | 355 | 0 | 0 | running | 24 |
| 2002 | 10 | 31 | 14 | GT | 1 | 23 | McKenna Porsche/Xybernaut/Mobil 1/Michelin | Porsche 911 GT3-RS | Porsche 3.6L Flat-6 | Michelin | Job | 1:24.068 | 348 | 0 | 0 | running | 30 |
| 2003 | 2 | 18 | 14 | GT | 2 | 23 | McKenna/mail2web/Michelin/Mobil 1 | Porsche 911 GT3-RS | Porsche 3.6L Flat-6 | Michelin | Job | 1:24.591 | 113 | 0 | 0 | running | 16 |
| 2003 | 9 | 15 | 9 | GT | 2 | 23 | McKenna/mail2web/Michelin/Mobil 1 | Porsche 911 GT3-RS | Porsche 3.6L Flat-6 | Michelin | Job | 1:29.391 | 360 | 0 | 0 | running | 16 |
| 2004 | 8 | 27 | 13 | GT | 6 | 43 | YES Network/Michelin/Porsche | Porsche 911 GT3-RSR | Porsche 3.6L Flat-6 | Michelin | BAM! | 1:24.560 | 351 | 0 | 0 | running | 12 |
| 2006 | 9 | 5 | 6 | LMP2 | 2 | 7 | DHL Global Mail | Porsche RS Spyder | Porsche MR6 3.4L V8 | Michelin | Penske | 1:11.409 | 385 | 1 | 4 | running | 22 |
| 2007 | 11 | 27 | 17 | LMP1 | 4 | 2 | Audi Sport North America | Audi R10 TDI | Audi TDI 5.5L Turbo V12 (Diesel) | Michelin | Champion | 1:08.906 | 330 | 1 | 5 | running | 16 |
| 2008 | 10 | 3 | 3 | LMP1 | 3 | 2 | Audi Sport North America | Audi R10 TDI | Audi TDI 5.5L Turbo V12 (Diesel) | Michelin | Champion | 1:06.818 | 394 | 4 | 73 | running | 23 |
| 2009 | 9 | 4 | 4 | LMP1 | 4 | 1 | Audi Sport North America | Audi R15 TDI | Audi TDI 5.5L Turbo V10 (Diesel) | Michelin | Champion | 1:08.228 | 183 | 0 | 0 | running | 20 |
| 2010 | 9 | 7 | 7 | LMP2 | 2 | 6 | Muscle Milk | Porsche RS Spyder Evo | Porsche MR6 3.4L V8 | Michelin | Cytosport | 1:10.548 | 372 | 0 | 0 | running | 26 |
| 2012 | 10 | 2 | 33 | LMP1 | 3 | 6 | Muscle Milk | HPD ARX-03a | Honda 3.4L V8 | Michelin | Pickett | 1:09.428 | 334 | 1 | 14 | running | 20 |
| 2013 | 10 | 2 | 32 | LMP1 | 4 | 6 | Muscle Milk | HPD ARX-03c | Honda 3.4L V8 | Michelin | Pickett | 1:10.397 | 200 | 2 | 25 | not running | 0 |
