| T | 1 | 87 | Sue Eckles | 2008 Chevrolet Corvette Z0 | Bridgestone | Nebraska | 124.360 |
| M | | | Malcolm, NE | Money Funnel Racing | | Midwest | |
| T | 2 | 16 | Betty Schuebel | 2007 Chevrolet Corvette | Yokohama | Susqueha | 126.575 |
| | | York, PA | | | Northeast | (2.215) |
| 3 | 32 | Laura Corodimas | 2016 Porsche Cayman GTS | Nankang | California | 126.923 |
| | [132] | Fullerton, CA | | | SoPac | (0.348) |
| 4 | 132 | Theresa Berry | 2016 Porsche Cayman GTS | Nankang | California | 128.733 |
| M | | [32] | Rancho Cucamonga, CA | | | SoPac | (1.810) |
| 5 | 11 | Kencey Christopher | 2007 Chevrolet Corvette Z0 | Nankang | Texas | 128.780 |
| | | Fort Worth, TX | Dad | | Southwest | (0.047) |
| 6 | 57 | Jen Mathis | 2017 Chevrolet Z51 Stingr | Bridgestone | Colorado | 133.199 |
| | | Greeley, CO | | | Rocky Moun | (4.419) |