| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Owner | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 1999 | 3 | 33 | 16 | GT | 1 | 23 | Aerofab/Michelin | Porsche 911 Carrera RSR | Porsche 3.8L Flat-6 | Yokohama | Job | | 108 | 0 | 0 | running | 25 |
| 2000 | 6 | 18 | 25 | GT | 13 | 5 | Mobil 1/Michelin | Porsche 911 GT3-R | Porsche 3.6L Flat-6 | Michelin | Barbour | 1:22.918 | 12 | 0 | 0 | contact | 0 |
| 2001 | 7 | 12 | 11 | GT | 2 | 43 | BMW Motorsport/Schnitzer Motorsport | BMW M3 GTR | BMW 4.0L V8 | Michelin | Schnitzer | 1:19.115 | 107 | 0 | 0 | running | 21 |
| 2007 | 9 | 19 | 17 | GT2 | 4 | 31 | Petersen Motorsports/MMPIE/PAWS/MOMO | Ferrari F430GT | Ferrari 4.0L V8 | Michelin | Petersen | 1:18.435 | 110 | 0 | 0 | running | 10 |
| 2008 | 8 | 19 | 18 | GT2 | 4 | 71 | Bell Micro Systems/Ringers Gloves/Mothers/East Coast Jewelry/BBS | Ferrari F430GT | Ferrari 4.0L V8 | Michelin | Tafel | 1:17.232 | 113 | 0 | 0 | running | 10 |
| 2009 | 8 | 9 | 16 | GT2 | 11 | 92 | BMW Rahal Letterman Racing | BMW M3 E92 | BMW 4.0L V8 | Dunlop | Rahal | 1:17.528 | 71 | 0 | 0 | mechanical | 0 |
| 2010 | 8 | 16 | 26 | GT | 11 | 90 | BMW Rahal Letterman Racing | BMW M3 GT2 | BMW 4.0L V8 (E85 Ethanol) | Dunlop | Rahal | 1:17.841 | 48 | 0 | 0 | accident | 0 |
| 2011 | 4 | 11 | 11 | GT | 4 | 56 | BMW Motorsport | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | Rahal | 1:17.083 | 121 | 0 | 0 | running | 10 |
| 2012 | 5 | 17 | 12 | GT | 3 | 56 | BMW Team Rahal Letterman Lanigan | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | Rahal | 1:16.398 | 111 | 0 | 0 | running | 13 |
| 2013 | 5 | 16 | 15 | GT | 5 | 56 | BMW North America, LLC/Crowne Plaza | BMW Z4 GTE | BMW 4.4L V8 | Michelin | Rahal | 1:15.672 | 123 | 0 | 0 | running | 8 |
