Eric Curran (P)
Felipe Nasr (P)
Antonio García (GTLM)
Jan Magnussen (GTLM)
Bryan Sellers (GTD)
Madison Snow (GTD)
Mistrz producentów
Cadillac (P)
Ford (GTLM)
Lamborghini (GTD)
Mistrz zespołów
Whelen Engineering Racing (P)
Corvette Racing (GTLM)
Paul Miller Racing (GTD)
| Runda | Tor | Data | Klasa | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|---|
| 1 | Daytona | 2018.01.27 - 01.28 | GTD | Lamborghini Huracán GT3 |  GRT Grasser Racing Team | |
| 2 | Sebring | 2018.03.17 | GTD | Lamborghini Huracán GT3 | Paul Miller Racing | |
| 3 | Mid-Ohio | 2018.05.06 | GTD | Lexus RC F GT3 - Toyota | 3GT Racing | |
| 4 | Belle Isle Park | 2018.06.02 | GTD | Acura NSX GT3 | Michael Shank Racing with Curb-Agajanian | |
| 5 | Watkins Glen | 2018.07.01 | GTD | BMW M6 GT3 | Turner Motorsport | |
| 6 |  Motorsport Park | 2018.07.08 | GTD | Mercedes-AMG GT3 | Mercedes-AMG Team Riley Motorsports | |
| 7 | Lime Rock Park | 2018.07.21 | GTD | Lamborghini Huracán GT3 | Paul Miller Racing | |
| 8 | Road America | 2018.08.05 | GTD | Porsche 911 GT3 R | Wright Motorsports | |
| 9 | Virginia | 2018.08.19 | GTD | Lexus RC F GT3 - Toyota | 3GT Racing | |
| 10 | Laguna Seca | 2018.09.09 | GTD | Acura NSX GT3 | Meyer Shank Racing with Curb-Agajanian | |
| 11 | Road Atlanta | 2018.10.13 | GTD | Ferrari 488 GT3 | Scuderia Corsa |
