After Practice 3 Results by Driver Fastest Lap Session 1 Session 2 Session 3 Pos Class Nr Team Car Driver Time Laps Time Laps Time Laps Time Gap Mph 1 DPi 7 Acura Team Penske Acura DPi Helio Castroneves 1:29.676 16 1:12.737 12 1:12.737 111.755 2 DPi 6 Acura Team Penske Acura DPi Dane Cameron 1:42.745 12 1:37.360 13 1:13.563 22 1:13.563 0.826 110.500 3 DPi 5 Mustang Sampling Racing Cadillac DPi Joao Barbosa 1:13.851 19 1:13.851 1.114 110.069 4 DPi 31 Whelen Engineering Racing Cadillac DPi Pipo Derani 1:14.056 17 1:14.056 1.319 109.765 5 DPi 84 JDC-Miller MotorSports Cadillac DPi Simon Trummer 1:28.556 26 1:14.672 20 1:14.672 1.935 108.859 6 DPi 77 Mazda Team Joest Mazda DPi Oliver Jarvis 1:57.821 4 1:28.158 18 1:14.907 22 1:14.907 2.170 108.518 7 DPi 54 CORE autosport Nissan DPi Colin Braun 1:44.615 8 1:15.012 27 1:15.012 2.275 108.366 8 DPi 10 Konica Minolta Cadillac DPi-V.R. Cadillac DPi Renger Van Der Zande 1:15.435 17 1:15.435 2.698 107.758 9 DPi 55 Mazda Team Joest Mazda DPi Ryan Hunter-Reay 1:28.222 13 1:15.698 19 1:15.698 2.961 107.384 10 DPi 55 Mazda Team Joest Mazda DPi Jonathan Bomarito 2 1:38.105 8 1:15.923 14 1:15.923 3.186 107.066 11 DPi 85 JDC-Miller MotorSports Cadillac DPi Misha Goikhberg 1:28.941 18 1:15.996 22 1:15.996 3.259 106.963 12 DPi 50 Juncos Racing Cadillac DPi Will Owen 1:30.412 12 1:16.381 19 1:16.381 3.644 106.424 13 DPi 77 Mazda Team Joest Mazda DPi Tristan Nunez 1:33.251 8 1:16.547 10 1:16.547 3.810 106.193 14 LMP2 38 Performance Tech Motorsports ORECA LMP2 Kyle Masson 1:46.853 4 1:16.586 16 1:16.586 3.849 106.139 15 DPi 10 Konica Minolta Cadillac DPi-V.R. Cadillac DPi Jordan Taylor 1 1:16.920 18 1:16.920 4.183 105.678 16 DPi 31 Whelen Engineering Racing Cadillac DPi Felipe Nasr 1:18.416 13 1:18.416 5.679 103.662 17 DPi 6 Acura Team Penske Acura DPi Juan Pablo Montoya 1:41.568 6 1:35.656 6 1:18.644 11 1:18.644 5.907 103.361 18 DPi 84 JDC-Miller MotorSports Cadillac DPi Stephen Simpson 1:18.742 16 1:18.742 6.005 103.233 19 DPi 7 Acura Team Penske Acura DPi Ricky Taylor 1:45.426 19 1:45.102 3 1:19.258 15 1:19.258 6.521 102.560 20 DPi 5 Mustang Sampling Racing Cadillac DPi Filipe Albuquerque 1:30.678 14 1:19.709 16 1:19.709 6.972 101.980 21 GTLM 67 Ford Chip Ganassi Racing Ford GT Ryan Briscoe 1:20.100 18 1:20.100 7.363 101.482 22 GTLM 912 Porsche GT Team Porsche 911 RSR Laurens Vanthoor 1:33.301 10 1:20.138 21 1:20.138 7.401 101.434 23 GTLM 911 Porsche GT Team Porsche 911 RSR Patrick Pilet 1:46.604 23 1:40.930 12 1:20.162 21 1:20.162 7.425 101.404 24 GTLM 24 BMW Team RLL BMW M8 GTE Jesse Krohn 1:32.905 21 1:20.232 21 1:20.232 7.495 101.315 25 LMP2 52 PR1 Mathiasen Motorsports ORECA LMP2 Matthew McMurry 1:43.624 4 1:20.365 14 1:20.365 7.628 101.148 26 GTLM 4 Corvette Racing Chevrolet Corvette C7.R Tommy Milner 1:49.233 11 1:36.220 11 1:20.810 25 1:20.810 8.073 100.591 27 GTLM 3 Corvette Racing Chevrolet Corvette C7.R Jan Magnussen 1:55.261 6 1:20.907 26 1:20.907 8.170 100.470 28 GTLM 25 BMW Team RLL BMW M8 GTE Connor De Phillippi 1:45.734 8 1:37.515 8 1:20.943 18 1:20.943 8.206 100.425 29 GTLM 4 Corvette Racing Chevrolet Corvette C7.R Oliver Gavin 1:46.263 9 1:40.915 14 1:21.043 6 1:21.043 8.306 100.302 30 GTLM 66 Ford Chip Ganassi Racing Ford GT Sebastien Bourdais 1:33.777 24 1:21.160 17 1:21.160 8.423 100.157 31 LMP2 38 Performance Tech Motorsports ORECA LMP2 Cameron Cassels 1:21.217 16 1:21.217 8.480 100.087 32 GTLM 3 Corvette Racing Chevrolet Corvette C7.R Antonio Garcia 1:33.971 23 1:21.250 5 1:21.250 8.513 100.046 33 DPi 85 JDC-Miller MotorSports Cadillac DPi Tristan Vautier 1:36.628 10 1:21.776 12 1:21.776 9.039 99.402 34 GTD 86 Meyer Shank Racing w/ Curb-Agajanian Acura NSX GT3 Trent Hindman 1:46.649 6 1:41.462 10 1:21.818 6 1:21.818 9.081 99.351 35 GTD 14 AIM Vasser Sullivan Lexus RC F GT3 Richard Heistand 1:52.599 8 1:42.594 17 1:21.879 20 1:21.879 9.142 99.277 36 GTD 86 Meyer Shank Racing w/ Curb-Agajanian Acura NSX GT3 Mario Farnbacher 1:33.483 14 1:22.106 23 1:22.106 9.369 99.003

04-May-19 9:02 AM Page 1 / 3 After Practice 3 Results by Driver Fastest Lap Session 1 Session 2 Session 3 Pos Class Nr Team Car Driver Time Laps Time Laps Time Laps Time Gap Mph 37 GTD 74 Lone Star Racing Mercedes-AMG Lawson Aschenbach 1:52.921 8 1:34.176 14 1:22.467 10 1:22.467 9.730 98.570 38 GTD 96 Turner Motorsport BMW M6 GT3 Robby Foley 1:53.685 8 1:33.940 15 1:22.483 14 1:22.483 9.746 98.550 39 LMP2 52 PR1 Mathiasen Motorsports ORECA LMP2 Eric Lux 1:37.375 6 1:22.494 20 1:22.494 9.757 98.537 40 GTD 9 Pfaff Motorsports Porsche 911 GT3 R Zacharie Robichon 1:47.047 7 1:33.354 10 1:22.560 13 1:22.560 9.823 98.459 41 GTD 33 Riley Motorsports - Team AMG Mercedes-AMG GT3 Ben Keating 1:37.934 13 1:22.796 16 1:22.796 10.059 98.178 42 GTD 48 Paul Miller Racing Lamborghini Huracan GT3 Bryan Sellers 1:49.577 6 1:42.619 11 1:22.797 14 1:22.797 10.060 98.177 43 GTD 12 AIM Vasser Sullivan Lexus RC F GT3 Frank Montecalvo 1:50.100 9 1:36.386 13 1:22.862 19 1:22.862 10.125 98.100 44 GTD 96 Turner Motorsport BMW M6 GT3 Bill Auberlen 1:47.640 17 1:42.590 10 1:23.035 17 1:23.035 10.298 97.895 45 GTD 76 Compass Racing McLaren 720S GT3 Paul Holton 1:50.292 5 1:23.335 10 1:23.335 10.598 97.543 46 GTD 19 Moorespeed Audi R8 LMS GT3 Will Hardeman 1:51.384 9 1:49.776 9 1:23.424 15 1:23.424 10.687 97.439 47 DPi 50 Juncos Racing Cadillac DPi Kyle Kaiser 1:36.882 9 1:23.523 14 1:23.523 10.786 97.323 48 GTD 73 Park Place Motorsports Porsche 911 GT3 R Patrick Long 3 1:23.597 19 1:23.597 10.860 97.237 49 GTD 57 Heinricher Racing w/Meyer Shank Racing Acura NSX GT3 Christina Nielsen 1:54.120 6 1:36.374 10 1:23.657 14 1:23.657 10.920 97.167 50 GTD 48 Paul Miller Racing Lamborghini Huracan GT3 Ryan Hardwick 1:54.672 15 1:39.908 11 1:23.877 19 1:23.877 11.140 96.913 51 GTD 19 Moorespeed Audi R8 LMS GT3 Alex Riberas 1:47.051 12 1:23.935 16 1:23.935 11.198 96.846 52 GTD 33 Riley Motorsports - Team AMG Mercedes-AMG GT3 Jeroen Bleekemolen 1:42.469 8 1:23.970 15 1:23.970 11.233 96.805 53 GTD 9 Pfaff Motorsports Porsche 911 GT3 R Scott Hargrove 1:53.015 5 1:42.700 4 1:24.021 17 1:24.021 11.284 96.746 54 GTD 8 Starworks Motorsport Audi R8 LMS GT3 Parker Chase 1:24.133 15 1:24.133 11.396 96.618 55 GTD 44 Magnus Racing Lamborghini Huracan GT3 John Potter 1:37.549 8 1:24.214 15 1:24.214 11.477 96.525 56 GTD 63 Scuderia Corsa Ferrari 488 GT3 Cooper MacNeil 1:57.310 6 1:37.232 16 1:24.500 16 1:24.500 11.763 96.198 57 GTD 57 Heinricher Racing w/Meyer Shank Racing Acura NSX GT3 Katherine Legge 1:40.738 14 1:24.571 18 1:24.571 11.834 96.117 58 GTD 76 Compass Racing McLaren 720S GT3 Matt Plumb 1:48.260 13 1:41.850 14 1:24.609 19 1:24.609 11.872 96.074 59 GTD 44 Magnus Racing Lamborghini Huracan GT3 Andy Lally 1:49.709 5 1:41.139 6 1:24.786 17 1:24.786 12.049 95.874 60 GTLM 67 Ford Chip Ganassi Racing Ford GT Richard Westbrook 1 1:33.572 24 1:25.007 16 1:25.007 12.270 95.624 61 GTD 63 Scuderia Corsa Ferrari 488 GT3 Toni Vilander 1:50.616 11 1:42.926 8 1:25.369 13 1:25.369 12.632 95.219 62 GTLM 66 Ford Chip Ganassi Racing Ford GT Dirk Mueller 2 1:25.860 13 1:25.860 13.123 94.674 63 GTD 73 Park Place Motorsports Porsche 911 GT3 R Marco Seefried 1:33.410 25 1:25.887 8 1:25.887 13.150 94.645 64 GTLM 911 Porsche GT Team Porsche 911 RSR Nick Tandy 1:32.142 10 1:25.896 12 1:25.896 13.159 94.635 65 GTD 74 Lone Star Racing Mercedes-AMG Gar Robinson V 1:52.262 8 1:41.544 11 1:25.904 21 1:25.904 13.167 94.626 66 GTD 8 Starworks Motorsport Audi R8 LMS GT3 Ryan Dalziel 1:54.092 4 1:26.129 16 1:26.129 13.392 94.379 67 GTD 14 AIM Vasser Sullivan Lexus RC F GT3 Jack Hawksworth 1:47.532 16 1:30.190 9 1:26.283 11 1:26.283 13.546 94.210 68 GTLM 24 BMW Team RLL BMW M8 GTE John Edwards 2 1:26.553 11 1:26.553 13.816 93.916 69 GTLM 912 Porsche GT Team Porsche 911 RSR Earl Bamber 1:42.230 23 1:39.543 13 1:26.789 10 1:26.789 14.052 93.661 70 GTLM 25 BMW Team RLL BMW M8 GTE Tom Blomqvist 1:44.438 14 1:39.445 10 1:28.297 9 1:28.297 15.560 92.061 71 GTD 12 AIM Vasser Sullivan Lexus RC F GT3 Townsend Bell 1:48.739 13 1:42.406 13 1:31.177 8 1:31.177 18.440 89.153 72 DPi 54 CORE autosport Nissan DPi Jonathan Bennett 2:03.783 7 1:37.676 23 1:37.676 24.939 83.221

04-May-19 9:02 AM Page 2 / 3 After Practice 3 Results by Driver Fastest Lap Session 1 Session 2 Session 3 Pos Class Nr Team Car Driver Time Laps Time Laps Time Laps Time Gap Mph

04-May-19 9:02 AM Page 3 / 3