| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Engine | Owner | Qualifying Time | Laps | X Led | Laps Led | Points |
| 2000 | 1 | 42 | 30 | GTU | 15 | 2 | MCR/Aspen/Knolls | Porsche GT3R | Colucci | 1:55.365 | 540 | 0 | 0 | 26 |
| 2001 | 1 | 29 | 58 | SRPII | 7 | 48 | Pilbeam Racing America | Nissan Pilbeam | Pilbeam | 1:50.780 | 216 | 0 | 0 | 24 |
| 2002 | 1 | 54 | 53 | AGT | 4 | 19 | ACP Motorsports | Chevrolet Corvette | ACP | 1:57.513 | 287 | 0 | 0 | 28 |
| 2003 | 8 | 9 | 7 | GTS | 2 | 6 | Gunnar Racing | Porsche GT1 | Gunnar | 1:56.826 | 67 | 0 | 0 | 32 |
| 2004 | 1 | 10 | 40 | DP | 10 | 7 | PAP-Parts | BMW Fabcar | Southard | 1:48.879 | 359 | 0 | 0 | 21 |
| 2004 | 6 | 16 | 23 | DP | 13 | 7 | PAP-Parts | BMW Fabcar | Southard | 1:53.614 | 64 | 0 | 0 | 18 |
| 2005 | 1 | 23 | 23 | DP | 14 | 3 | OZEXE/PAP-Parts | Lexus Fabcar | Southard | 1:55.358 | 630 | 0 | 0 | 17 |
| 2005 | 7 | 15 | 14 | DP | 14 | 3 | PAP-Parts/OZEXE | BMW Riley | Southard | 1:49.176 | 69 | 1 | 1 | 17 |
| 2006 | 1 | 28 | 38 | DP | 19 | 3 | TrueChoice Motorsports/Whelen Engineering/F.A.S.T. | BMW Riley | Southard | 1:44.944 | 548 | 0 | 0 | 12 |
| 2006 | 11 | 18 | 11 | DP | 11 | 3 | Southard Motorsports | BMW Riley | Southard | | 69 | 0 | 0 | 20 |
| 2007 | 1 | 24 | 62 | DP | 28 | 3 | Preformed Line Products/TrueChoice Motorsports | Lexus Riley | Southard | 1:47.462 | 214 | 0 | 0 | 3 |
| 2007 | 12 | 17 | 13 | DP | 13 | 3 | Preformed Line Products/TrueChoice Motorsports | Lexus Riley | Southard | 1:49.646 | 69 | 0 | 0 | 18 |
| 2008 | 1 | 18 | 42 | DP | 17 | 3 | Southard Motorsports | Lexus Riley | Southard | 1:42.936 | 527 | 0 | 0 | 14 |
| 2008 | 9 | 12 | 12 | DP | 12 | 3 | Southard Motorsports | Lexus Riley | Southard | 1:43.790 | 70 | 1 | 1 | 19 |
| 2009 | 1 | 27 | 18 | GT | 10 | 26 | Jacalone Fine Art/Bernard Goldberg Fine Art/www.BGFA.com/www.Center44.com | Porsche GT3 Cup | Gotham | 1:50.206 | 675 | 0 | 0 | 21 |
| 2009 | 7 | 32 | 28 | GT | 13 | 21 | Battery Tender/Find.com/P1 Groupe/AIS Media | Pontiac GTO | Connolly | 1:55.813 | 62 | 0 | 0 | 18 |
| 2010 | 1 | 33 | 40 | GT | 25 | 46 | Autohaus Motorsports/ZMG Construction/Rincent BTP/Forge Capital Partners | Pontiac GXP.R | Autohaus | 1:51.816 | 125 | 0 | 0 | 16 |
| 2011 | 1 | 23 | 35 | GT | 19 | 65 | 65 Roses | Porsche GT3 Cup | Chris Smith | 1:49.297 | 495 | 0 | 0 | 12 |
| 2012 | 1 | 34 | 22 | GT | 11 | 32 | Positive Output/JustSync.com/GMG/Spectra Resources | Porsche GT3 Cup | Orbit | 1:50.605 | 713 | 0 | 0 | 20 |
| 2013 | 1 | 51 | 26 | GX | 1 | 16 | Calcium Pro/Visit Venezuela/Home Wrecker Racing/Napleton Porsche | Porsche Cayman | Napleton | 1:54.606 | 635 | 0 | 0 | 35 |
