| Year | Race # | Lead Driver | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 2007 | 9 | Tommy Milner | 22 | 16 | GT2 | 3 | 18 | Bell Micro Products | Porsche 997 GT3-RSR | Porsche 3.8L Flat-6 | Michelin | 1:18.915 | 111 | 0 | 0 | running | 13 |
| 2009 | 8 | Bill Auberlen | 10 | 14 | GT2 | 9 | 90 | BMW Rahal Letterman Racing | BMW M3 E92 | BMW 4.0L V8 | Dunlop | 1:17.657 | 110 | 0 | 0 | running | 2 |
| 2009 | 8 | Tommy Milner | 9 | 16 | GT2 | 11 | 92 | BMW Rahal Letterman Racing | BMW M3 E92 | BMW 4.0L V8 | Dunlop | 1:17.528 | 71 | 0 | 0 | mechanical | 0 |
| 2010 | 8 | Bill Auberlen | 12 | 13 | GT | 3 | 92 | BMW Rahal Letterman Racing | BMW M3 GT2 | BMW 4.0L V8 (E85 Ethanol) | Dunlop | 1:17.491 | 92 | 0 | 0 | running | 13 |
| 2010 | 8 | Joey Hand | 16 | 26 | GT | 11 | 90 | BMW Rahal Letterman Racing | BMW M3 GT2 | BMW 4.0L V8 (E85 Ethanol) | Dunlop | 1:17.841 | 48 | 0 | 0 | accident | 0 |
| 2011 | 4 | Bill Auberlen | 12 | 10 | GT | 3 | 55 | BMW Motorsport | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 1:17.142 | 121 | 0 | 0 | running | 13 |
| 2011 | 4 | Joey Hand | 11 | 11 | GT | 4 | 56 | BMW Motorsport | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 1:17.083 | 121 | 0 | 0 | running | 10 |
| 2012 | 5 | Joey Hand | 17 | 12 | GT | 3 | 56 | BMW Team Rahal Letterman Lanigan | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 1:16.398 | 111 | 0 | 0 | running | 13 |
| 2012 | 5 | Jörg Müller | 14 | 16 | GT | 7 | 55 | BMW Team Rahal Letterman Lanigan | BMW M3 GT2 | BMW 4.0L V8 | Dunlop | 1:16.011 | 110 | 0 | 0 | running | 4 |
| 2013 | 5 | Dirk Müller | 16 | 15 | GT | 5 | 56 | BMW North America, LLC/Crowne Plaza | BMW Z4 GTE | BMW 4.4L V8 | Michelin | 1:15.672 | 123 | 0 | 0 | running | 8 |
| 2013 | 5 | Bill Auberlen | 17 | 16 | GT | 6 | 55 | BMW North America, LLC/Crowne Plaza | BMW Z4 GTE | BMW 4.4L V8 | Michelin | 1:15.726 | 122 | 0 | 0 | running | 6 |
