2023 Sonoma Raceway
Entry list
| Car # | Driver 1 | Driver 2 | Team | Car | Class |
|---|---|---|---|---|---|
| 7 | Curt Swearingin | Kay van Berlo | ACI Motorsports | Porsche 718 Cayman GT4 RS Clubsport | Pro-Am |
| 8 | Elias Sabo | Andy Lee | Flying Lizard Motorsports | Aston Martin Vantage AMR GT | Pro-Am |
| 09 | Christian Ruppel | Eric Zitza | Zotz Racing/ CCDP Racing | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 18 | Roland Krainz | Austin Krainz | RS1 | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 19 | Francis Selldorff | Andrew Davis | ACI Motorsports | Porsche 718 Cayman GT4 RS Clubsport | Silver |
| 20 | Nicholas Shanny | Terry Borcheller | Carrus Callas Raceteam | Toyota Gazoo Racing GR Supra GT4 | Am |
| 22 | Eric Powell | Colin Harrison | Techsport Racing | Nissan Z GT4 | Am |
| 23 | Bryan Heitkotter | Tyler Stone | Techsport Racing | Nissan Z GT4 | Pro-Am |
| 24 | Gray Newell | Ian James | Heart of Racing Team | Aston Martin Vantage AMR GT4 | Am |
| 26 | Hannah Grisham | Rianna O'Meara-Hunt | Heart of Racing Team | Aston Martin Vantage AMR GT4 | Am |
| 29 | Peter Atwater | Luca Mars | JTR Motorsports Engineering | Mercedes-AMG GT4 | Pro-Am |
| 32 | Kyle Washington | James Sofronas | GMG Racing | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 34 | Michai Stephens | Jesse Webb | Conquest Racing / JMF Motorsport | Mercedes-AMG GT4 | Silver |
| 35 | Custodio Toledo | Paulo Carcasci | Conquest Racing | Mercedes-AMG GT4 | Am |
| 36 | Charlie Postins | James Clay | BimmerWorld | BMW M4 GT4 | Am |
| 37 | Matt Forbush | Carter Fartuch | Skip Barber Racing School | Toyota Gazoo Racing GR Supra GT4 | Pro-Am |
| 44 | Colin Garrett | Johan Schwartz | Rooster Hall Racing | BMW M4 GT4 | Pro-Am |
| 47 | TBD | TBD | NOLASPORT | Porsche 718 Cayman GT4 RS Clubsport | Pro-Am |
| 50 | Aaron Povoledo | Ross Chouest | Chouest Povoledo Racing | Aston Martin Vantage AMR GT4 | Pro-Am |
| 51 | John Dubets | Zac Anderson | Auto Technic Racing | BMW M4 GT4 | Silver |
| 52 | David Peterman | Lee Carpentier | NOLASPORT | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 54 | Tim Pappas | Jeroen Bleekemolen | Black Swan Racing | McLaren Artura GT4 | Pro-Am |
| 58 | Richard Edge | Matt Halcome | ACI Motorsports | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 67 | Joey DaSilva | Isabella Robusto | Smooge Racing | Toyota Gazoo Racing GR Supra GT4 | Am |
| 68 | Kevin Conway | John Geesbreght | Smooge Racing | Toyota Gazoo Racing GR Supra GT4 | Silver |
| 069 | Todd Coleman | Billy Johnson | Archangel Motorsports | Aston Martin Vantage AMR GT4 | Pro-Am |
| 74 | Tyler Maxson | Tyler Gonzalez | COPELAND MOTORSPORTS | Toyota Gazoo Racing GR Supra GT4 | Silver |
| 77 | Paul Kiebler | Jon Branam | TR3 Racing | Aston Martin Vantage AMR GT4 | Am |
| 82 | James Walker Jr | Tyler McQuarrie | BimmerWorld | BMW M4 GT4 | Pro-Am |
| 83 | Nelson Calle | Juan Martinez | NOLASPORT | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 88 | Jon Miller | Chandler Hull | STR38 Motorsports | BMW M4 GT4 | Silver |
| 89 | Thomas Johnson | Michael Auriemma | RENNtech Motorsports | Mercedes-AMG GT4 | Am |
| 92 | Kevin Boehm | Kenton Koch | Random Vandals Racing | BMW M4 GT4 | Silver |
| 95 | Rob Ferriol | Mac Clark | OGH/Valkyrie Velocity | Porsche 718 Cayman GT4 RS Clubsport | Pro-Am |
| 96 | Chris Walsh | Dominic Starkweather | OGH/Valkyrie Velocity | Porsche 718 Cayman GT4 RS Clubsport | Silver |
| 97 | Sean Gibbons | Sam Owen | OGH/Valkyrie Velocity | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 98 | Paul Sparta | Al Carter | Random Vandals Racing | BMW M4 GT4 | Am |
| 099 | Robb Holland | Alain Stad | Rotek Racing | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 253 | Rob Walker | Satakal Khalsa | Auto Technic Racing | BMW M4 GT4 | Am |
| 428 | Brady Behrman | Coby Shield | van der Steur Racing | Aston Martin Vantage AMR GT4 | Pro-Am |
| 438 | Robert Mau | Chris Allen | STR38 Motorsports | BMW M4 GT4 | Am |
| 899 | Anderson Tanoto | Jaden Conwright | SP Motorsports | Porsche 718 Cayman GT4 RS Clubsport | Pro-Am |
| 999 | Parker Thompson | Daniel Hanley | Hanley Motorsports | Toyota Gazoo Racing GR Supra GT4 | Silver |