2023 Indianapolis Motor Speedway
Entry list
| Car # | Driver 1 | Driver 2 | Team | Car | Class |
|---|---|---|---|---|---|
| 2 | Jason Bell | Michael Cooper | Flying Lizard Motorsports | Aston Martin Vantage AMR GT4 | Pro-Am |
| 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 GT4 | Pro-Am |
| 13 | Todd Parriott | Tom Dyer | Flying Lizard Motorsports | Aston Martin Vantage AMR GT4 | Pro-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 GR Supra GT4 EVO | Am |
| 22 | Colin Harrison | Eric Powell | TechSport Racing | Nissan Z GT4 | Pro-Am |
| 23 | Bryan Heitkotter | Tyler Stone | TechSport Racing | Nissan Z GT4 | Pro-Am |
| 24 | Gray Newell | Roman De Angelis | Heart of Racing Team | Aston Martin Vantage AMR GT4 | Pro-Am |
| 26 | Hannah Grisham | Rianna O'Meara-Hunt | Heart of Racing Team | Aston Martin Vantage AMR GT4 | Am |
| 34 | Jesse Webb | Michai Stephens | Conquest Racing / JMF Motorsport | Mercedes-AMG GT4 | Silver |
| 35 | Custodio Toledo | Cedric Sbirrazzuoli | Conquest Racing | Mercedes-AMG GT4 | Pro-Am |
| 36 | Charlie Postins | James Clay | BimmerWorld | BMW M4 GT4 | Am |
| 37 | Matt Forbush | Carter Fartuch | Skip Barber Racing School | Toyota GR Supra GT4 EVO | Pro-Am |
| 44 | Johan Schwartz | Colin Garrett | Rooster Hall Racing | BMW M4 GT4 | Pro-Am |
| 47 | Matt Travis | Jason Hart | NOLASPORT | Porsche 718 Cayman GT4 RS Clubsport | Pro-Am |
| 50 | Ross Chouest | Aaron Povoledo | Chouest Povoledo Racing | Aston Martin Vantage AMR GT4 | Pro-Am |
| 51 | Zac Anderson | JCD Dubets | Auto Technic Racing | BMW M4 GT4 | Silver |
| 52 | David Peterman | Lee Carpentier | NOLASPORT | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 58 | Richard Edge | Matt Halcome | ACI Motorsports | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 67 | Joey DaSilva | Isabella Robusto | Smooge Racing | Toyota GR Supra GT4 EVO | Am |
| 68 | Kevin Conway | John Geesbreght | Smooge Racing | Toyota GR Supra GT4 EVO | Pro-Am |
| 72 | Anthony Geraci | Jaden Lander | KRUGSPEED | Toyota GR Supra GT4 EVO | Am |
| 82 | James Walker Jr | Tyler McQuarrie | BimmerWorld | BMW M4 GT4 | Pro-Am |
| 83 | Nelson Calle | Juan Pablo Martinez | NOLASPORT | Porsche 718 Cayman GT4 RS Clubsport | Am |
| 88 | Harry Gottsacker | Chandler Hull | STR38 Motorsports | BMW M4 GT4 (G82) | Silver |
| 89 | Michael Auriemma | Tommy Johnson | RENNtech Motorsports | Mercedes-AMG GT4 | Am |
| 92 | Kevin Boehm | Kenton Koch | Random Vandals Racing | BMW M4 GT4 | Silver |
| 98 | Paul Sparta | Al Carter | Random Vandals Racing | BMW M4 GT4 (G82) | Am |
| 253 | Rob Walker | Satakal Khalsa | Auto Technic Racing | BMW M4 GT4 | Am |
| 438 | Robert Mau | Chris Allen | STR38 Motorsports | BMW M4 GT4 (G82) | Am |
| 999 | Daniel Hanley | Parker Thompson | Hanley Motorsports | Toyota GR Supra GT4 EVO | Silver |