| 1st | 99 | Alex Gurney / Jon Fogarty | Riley Mk XI Pontiac | Gainsco/Bob Stallings Racing | 1:43.8780 | 189.6306 |
| 2nd | 01 | Scott Pruett / Memo Rojas / Chris Festa | Riley Mk XI Lexus | TELMEX Chip Ganassi with Felix Sabates | 1:44.3410 | 188.7889 |
| 3rd | 23 | Jörg Bergmeister / Patrick Long | Crawford DP03 Porsche | Alex Job Racing | 1:44.4360 | 188.6167 |
| 4th | 10 | Wayne Taylor / Max Angelelli / Jonathan Cochet | Riley Mk XI Pontiac | SunTrust Racing | 1:44.5290 | 188.4494 |
| 5th | 75 | Colin Braun / Max Papis / Niclas Jönsson | Riley Mk XI Pontiac | Krohn Racing | 1:44.5690 | 188.3769 |
| 6th | 76 | Colin Braun / Tracy Krohn / Niclas Jönsson | Riley Mk XI Pontiac | Krohn Racing | 1:44.8740 | 187.8281 |
| 7th | 05 | Bill Auberlen / Matthew Alhadeff / Joey Hand | Riley Mk XI BMW | Luggage Express Team Sigalsport BMW | 1:45.1200 | 187.3888 |
| 8th | 11 | Patrick Carpentier / Antoine Bessette / Tomáš Enge | Riley Mk XI Pontiac | SAMAX Motorsport | 1:45.1830 | 187.2778 |
| 9th | 60 | Mark Patterson / Oswaldo Negri | Riley Mk XI Lexus | Michael Shank Racing | 1:45.2360 | 187.1828 |
| 10th | 19 | Rob Finlay / Michael Valiante / Chris Festa | Riley Mk XI Lexus | Chip Ganassi with Felix Sabates | 1:45.3510 | 186.9784 |
| 11th | 61 | Brian Frisselle / Mark Wilkins / Burt Frisselle | Riley Mk XI Lexus | AIM Autosport | 1:45.4900 | 186.7322 |
| 12th | 58 | David Donohue / Darren Law | Riley Mk XI Porsche | Red Bull/Brumos Porsche | 1:45.8430 | 186.1094 |
| 13th | 6 | John Pew / Ian James | Riley Mk XI Lexus | Michael Shank Racing | 1:45.8740 | 186.0547 |
| 14th | 3 | Shane Lewis / Randy Ruhlman | Riley Mk XI Lexus | Southard Motorsports | 1:47.2870 | 183.6052 |
| 15th | 91 | Jim Matthews / Marc Goossens / Ryan Hunter-Reay | Riley Mk XI Pontiac | Riley-Matthews Motorsports | 1:48.3990 | 181.7207 |
| 16th | 12 | Roger Schramm / Justin Bell | Riley Mk XI Pontiac | RVO Motorsports | 1:48.7790 | 181.0866 |
| 17th | 16 | Chris Dyson / Rob Dyson / Butch Leitzinger | Crawford DP03 Porsche | Howard Motorsports | 1:51.7450 | 176.2795 |
| 18th | 77 | Memo Gidley / Guy Cosmo | Doran JE4 Ford | Feeds The Need/Doran Racing | 1:59.0920 | 165.4052 |
| 19th | 39 | Christian Fittipaldi / Harrison Brix / Antonio Garcia | Fabcar FDSC/03 Porsche | Cheever Racing | no time | |
| 20th | 59 | J. C. France / Hurley Haywood / João Barbosa | Riley Mk XI Porsche | Brumos Porsche/Kendall | no time | 0.0000 |
| 21st | 07 | Paul Edwards / Kelly Collins / Andy Pilgrim | Pontiac GXP.R | Banner Racing | 1:53.8230 | 173.0608 |
| 22nd | 74 | Eric Lux / Wolf Henzler | Porsche 997 GT3 Cup | Tafel Racing | 1:53.9350 | 172.8918 |
| 23rd | 87 | Bryce Miller / Dirk Werner / Craig Stanton | Porsche 997 GT3 Cup | Farnbacher Loles Motorsports | 1:54.3840 | 172.2127 |
| 24th | 30 | Drew Staveley / Lawson Aschenbach / Mark Pavan | Pontiac GXP.R | Racers Edge Motorsports | 1:54.6720 | 171.7798 |
| 25th | 69 | Emil Assentato / Todd Snyder / Jeff Segal | Mazda RX-8 | SpeedSource | 1:54.8530 | 171.5094 |
| 26th | 06 | Leighton Reese / Andy Pilgrim / Tim Lewis, Jr. | Pontiac GXP.R | Banner Racing | 1:54.8760 | 171.4756 |
| 27th | 70 | David Haskell / Sylvain Tremblay / Nick Ham | Mazda RX-8 | SpeedSource | 1:54.9730 | 171.3308 |
| 28th | 85 | Dominik Farnbacher / Leh Keen / Craig Stanton | Porsche 997 GT3 Cup | Farnbacher Loles Motorsports | 1:55.4810 | 170.5760 |
| 29th | 57 | Marc Bunting / Dominic Cicero | Chevrolet Corvette | Stevenson Motorsports | 1:56.0960 | 169.6731 |
| 30th | 81 | Steve Johnson / Richard Westbrook | Porsche 997 GT3 Cup | Synergy Racing | 1:56.1230 | 169.6329 |
| 31st | 65 | Ross Smith / Daniel DiLeo / Bryan Sellers | Porsche 997 GT3 Cup | TRG | 1:56.2250 | 169.4848 |
| 32nd | 72 | Nathan Swartzbaugh / Robin Liddell / Jim Tafel | Porsche 997 GT3 Cup | Tafel Racing | 1:56.5900 | 168.9538 |
| 33rd | 26 | Carlos de Quesada / Jean-Francois Dumoulin / Scooter Gabel | Porsche 997 GT3 Cup | Alegra Motorsports/Fiorano Racing | 1:56.8390 | 168.5949 |
| 34th | 28 | Ian Baas / Mark White / Bob Miller | Porsche 997 GT3 Cup | At Speed Motorsports | 1:56.9250 | 168.4693 |
| 35th | 21 | Matt Connolly / Hal Prewitt / Shawn Price | Pontiac GTO.R | Matt Connolly Motorsports | 1:57.2530 | 167.9994 |
| 36th | 97 | Tommy Riggins / Vic Rice / James Gue | Chevrolet Corvette | Stevenson Motorsports | 1:57.4260 | 167.7516 |
| 37th | 17 | Greg Wilkins / Tom Papadopoulos / Robert Julien | Porsche 997 GT3 Cup | Doncaster Racing | 1:57.6530 | 167.4281 |
| 38th | 14 | Cory Friedman / Derek Skea / Brian Smith | Porsche 997 GT3 Cup | Autometrics Motorsports | 1:58.4650 | 166.2806 |
| 39th | 27 | Kevin O'Connell / Mike Speakman | Porsche 997 GT3 Cup | O'Connell Racing | 1:58.4900 | 166.2452 |
| 40th | 43 | Joe Nonnamaker / Wayne Nonnamaker | Chevrolet Corvette | Team Sahlen | 1:58.7980 | 165.8139 |
| 41st | 64 | Jim Lowe / Jim Pace | Porsche 997 GT3 Cup | TRG | 1:58.9570 | 165.5918 |
| 42nd | 66 | Andy Lally / Spencer Pumpelly / Richard Valentine | Porsche 997 GT3 Cup | TRG | 1:59.3650 | 165.0270 |
| 43rd | 42 | Joe Sahlen / Will Nonnamaker | Chevrolet Corvette | Team Sahlen | 1:59.6800 | 164.5924 |
| 44th | 67 | John Potter / Murray Marden / Brent Milner | Porsche 997 GT3 Cup | TRG | 2:00.3400 | 163.6896 |
| 45th | 24 | Jim Michaelian / Jason Workman / Tim George, Jr. | BMW M3 | Matt Connolly Motorsports | no time | 0.0000 |