2019 Sonoma Raceway
Entry list
| Car # | Driver 1 | Driver 2 | Team | Car | Class |
|---|---|---|---|---|---|
| 3 | Rodrigo Baptista | Maxime Soulet | K-PAX Racing | Bentley Continental GT3 | Pro |
| 04 | George Kurtz | Colin Braun | DXDT Racing | Mercedes-AMG GT3 | Pro-Am |
| 5 | Till Bechtolsheimer | Marc Miller | Gradient Racing | Acura NSX | Pro-Am |
| 7 | Martin Fuentes | Caeser Bacarella | Squadra Corse | Ferrari 488 GT3 | Am |
| 9 | Andy Soucek | Alvaro Parente | K-PAX Racing | Bentley Continental GT3 | Pro |
| 14 | James Sofronas | Dirk Werner | GMG Racing | Porsche 911 GT3 R (991) | Pro-Am |
| 19 | Christopher Cagnazzi | Andy Lally | One11 Competition | Ferrari 488 GT3 | Pro-Am |
| 22 | Daniel Morad | Michael De Quesada | Alegra Motorsports | Porsche 911 GT3 R (991) | Pro |
| 24 | Marco Holzer | Wolf Henzler | Alegra Motorsports | Porsche 911 GT3 R (991) | Pro |
| 31 | Patrick Byrne | Guy Cosmo | TR3 Racing | Ferrari 488 GT3 | Pro-Am |
| 38 | Kevan Millstein | Alex Barron | K2R Motorsports | Porsche 911 GT3 R (991) | Pro-Am |
| 43 | Bret Curtis | Dane Cameron | RealTime Racing | Acura NSX | Pro-Am |
| 58 | Scott Hargrove | Patrick Long | Wright Motorsports | Porsche 911 GT3 R (991) | Pro |
| 61 | Miguel Molina | Toni Vilander | R. Ferri Motorsport | Ferrari 488 GT3 | Pro |
| 63 | David Askew | Mike Skeen | DXDT Racing | Mercedes-AMG GT3 | Pro-Am |
| 80 | Martin Barkey | Kyle Marcelli | Racers Edge Motorsports | Acura NSX | Pro-Am |
| 87 | Henry Schmitt | Gregory Liefooghe | Stephen Cameron Racing | BMW F13 M6 GT3 | Pro-Am |
| 91 | Anthony Imperato | Matt Campbell | Wright Motorsports | Porsche 911 GT3 R (991) | Pro-Am |
| 99 | Alfred Caiola | Matt Plumb | One11 Competition | Ferrari 488 GT3 | Pro-Am |