| Runoffs 2021 | T1 Race | T1 | 18 | Ford Mustang Shelby GT-350 | 5/22 | 1:46.281 | 1:43.752Mark Boden | +2.529s (2.44%) | 154.6158.4 Mark Boden-3.7 mph (-2.4%) |
| Runoffs 2021 | T1 Qual 3 | T1 | 18 | Ford Mustang Shelby GT-350 | 6/22 | 1:43.912 | 1:42.292Andrew Aquilante | +1.620s (1.58%) | 154.2159.2 Mark Boden-5.0 mph (-3.1%) |
| Runoffs 2021 | AS/T1 Qual 2 | T1 | 18 | Ford Mustang Shelby GT-350 | 12/21 | 1:46.688 | 1:43.096Andrew Aquilante | +3.592s (3.48%) | 156.3159.2 Mark Boden-3.0 mph (-1.9%) |
| Runoffs 2021 | T1 Qual 1 | T1 | 18 | Ford Mustang Shelby GT-350 | 13/22 | 1:46.533 | 1:42.400Andrew Aquilante | +4.133s (4.04%) | 152.6156.7 Mark Boden-4.1 mph (-2.6%) |
| Runoffs 2021 | Grp 1 Run 2 AS, GT1,GT2,GT3, T1 Mon | T1 | 18 | Ford Mustang Shelby GT-350 | 6/15 | 1:49.051 | 1:45.891Brian Kleeman | +3.160s (2.98%) | 154.6156.3 Michael Pettiford-1.6 mph (-1.0%) |
| Runoffs 2021 | Grp 1 Run 1 AS, GT1,GT2,GT3, T1 Mon | T1 | 18 | Ford Mustang FP350S | 15/15 | 19:50.064 | 1:44.873Daniel Bender | +1085.191s (1034.77%) | |