2023 Sonoma Raceway
Entry list
| Car # | Driver 1 | Team | Car | Class |
|---|---|---|---|---|
| 14 | Kenny Schmied | AOA Racing | BMW M2 CS (Cup) | TCX |
| 21 | Adam Gleason | Fast Track Racing | BMW M2 CS (Cup) | TCX |
| 24 | Joseph Catania | Rigid Speed Company | BMW M2 CS (Cup) | TCX |
| 26 | Lucas Catania | Rigid Speed Company | BMW M2 CS (Cup) | TCX |
| 44 | Colin Garrett | Rooster Hall Racing | BMW M2 CS (Cup) | TCX |
| 73 | Kyle Loh | LA Honda World Racing | Honda Civic Type-R TCX | TCX |
| 99 | Daijiro Yoshihara | VGRT | Honda Civic Type-R TCX | TCX |
| 93 | Christopher DeFreitas | Ian Lacy Racing | Honda Civic Type-R TCX | TCX |
| 7 | Celso Neto | Skip Barber Racing School | Honda Civic Type-R (2017 - ) | TC |
| 11 | Kris Valdez | DRS | Honda Civic Type-R (2017 - ) | TC |
| 37 | Cristian Perocarpi | MINI JCW Team | Mini JCW Pro TC | TC |
| 42 | Ken Fukuda | Skip Barber Racing School | Honda Civic Type-R (2017 - ) | TC |
| 60 | Clayton Williams | MINI JCW Team | Mini JCW Pro TC | TC |
| 78 | Jeff Ricca | Genracer / Ricca Autosport | Hyundai Elantra N TC | TC |
| 8 | Michael Hurczyn | VGRT | Honda Civic Type-R (2017 - ) | TC |
| 780 | Sally McNulty | GenRacer | Hyundai Veloster N DCT TC (2021 -) | TC |
| 5 | Spencer Bucknum | LA Honda World Racing | Honda Civic Si FE1 | TCA |
| 07 | Mario Biundo | LA Honda World Racing | Honda Civic Si (2017 – ) | TCA |
| 88 | Ruben Iglesias Jr. | VGRT | Honda Civic Si FE1 | TCA |
| 19 | Cooper Broll | Skip Barber Racing School | Honda Civic Si FE1 | TCA |
| 22 | Devin Anderson | TechSport Racing | Subaru BRZ | TCA |
| 23 | Shaoyi Che | TechSport Racing | Subaru BRZ | TCA |
| 62 | P.J. Groenke | MINI JCW Team | Mini JCW (2019 - ) | TCA |
| 63 | Landon Lewis | MINI JCW Team | Mini JCW (2019 - ) | TCA |
| 64 | Alain Lauziere | MINI JCW Team | Mini JCW (2019 - ) | TCA |
| 77 | William Lambros | Skip Barber Racing School | Honda Civic Si FE1 | TCA |