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 | P | Cadillac DPi-V.R | Mustang Sampling Racing | |
| GTLM | Ford GT | Ford Chip Ganassi Racing | ||||
| GTD | Lamborghini Huracán GT3 |  GRT Grasser Racing Team | ||||
| 2 | Sebring | 2018.03.17 | P | Nissan Onroak DPi | Tequila Patrón ESM | |
| GTLM | Porsche 911 RSR | Porsche GT Team | ||||
| GTD | Lamborghini Huracán GT3 | Paul Miller Racing | ||||
| 3 | Long Beach | 2018.04.14 | P | Cadillac DPi-V.R | Mustang Sampling Racing | |
| GTLM | Chevrolet Corvette C7.R | Corvette Racing | ||||
| 4 | Mid-Ohio | 2018.05.06 | P | Acura ARX-05 | Acura Team Penske | |
| GTLM | Porsche 911 RSR | Porsche GT Team | ||||
| GTD | Lexus RC F GT3 - Toyota | 3GT Racing | ||||
| 5 | Belle Isle Park | 2018.06.02 | P | Cadillac DPi-V.R | Whelen Engineering Racing | |
| GTD | Acura NSX GT3 | Michael Shank Racing with Curb-Agajanian | ||||
| 6 | Watkins Glen | 2018.07.01 | P | Oreca 07 - Gibson | JDC-Miller Motorsports | |
| GTLM | Ford GT | Ford Chip Ganassi Racing | ||||
| GTD | BMW M6 GT3 | Turner Motorsport | ||||
| 7 |  Motorsport Park | 2018.07.08 | P | Oreca 07 - Gibson | CORE Autosport | |
| GTLM | Ford GT | Ford Chip Ganassi Racing | ||||
| GTD | Mercedes-AMG GT3 | Mercedes-AMG Team Riley Motorsports | ||||
| 8 | Lime Rock Park | 2018.07.21 | GTLM | Ford GT | Ford Chip Ganassi Racing | |
| GTD | Lamborghini Huracán GT3 | Paul Miller Racing | ||||
| 9 | Road America | 2018.08.05 | P | Oreca 07 - Gibson | CORE Autosport | |
| GTLM | Ford GT | Ford Chip Ganassi Racing | ||||
| GTD | Porsche 911 GT3 R | Wright Motorsports | ||||
| 10 | Virginia | 2018.08.19 | GTLM | BMW M8 GTE | BMW Team RLL | |
| GTD | Lexus RC F GT3 - Toyota | 3GT Racing | ||||
| 11 | Laguna Seca | 2018.09.09 | P | Nissan Onroak DPi | Tequila Patrón ESM | |
| GTLM | BMW M8 GTE | BMW Team RLL | ||||
| GTD | Acura NSX GT3 | Meyer Shank Racing with Curb-Agajanian | ||||
| 12 | Road Atlanta | 2018.10.13 | P | Cadillac DPi-V.R | Wayne Taylor Racing | |
| GTLM | Porsche 911 RSR | Porsche GT Team | ||||
| GTD | Ferrari 488 GT3 | Scuderia Corsa |
