Geoff Brabham (GTP)
Tom Hessert (Lights)
Scott Pruett (GTO)
Tom Kendall (GTU)
Mistrz producentów
Porsche (GTP)
Pontiac (Lights)
Lincoln-Mercury (GTO)
Chevrolet (GTU)
| Runda | Tor | Data | Klasa | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|---|
| 1 | Daytona Daytona 24 godziny | 1988.01.30 - 01.31 | Lights | Tiga GT286/7 - Chevrolet | Essex Racing | |
| 2 | Miami | 1988.02.28 | Lights | Alba AR6 - Ferrari | Gaston Andrey Racing | |
| 3 | Sebring Sebring 12 godzin | 1988.03.19 | Lights | Tiga GT286/7 - Buick | Essex Racing | |
| 4 | Road Atlanta | 1988.04.10 | Lights | Alba AR6 - Ferrari | Gaston Andrey Racing | |
| 5 | West Palm Beach | 1988.04.24 | Lights | Tiga GT288 - Buick | Essex Racing | |
| 6 | Lime Rock Park | 1988.05.30 | Lights | Spice SE88 CL - Pontiac | Whitehall Motorsports | |
| 7 | Mid-Ohio | 1988.06.05 | Lights | Spice SE87/88 CL - Pontiac |  Spice Engineering | |
| 8 | Watkins Glen | 1988.07.03 | Lights | Spice SE88 CL - Pontiac | Winters | |
| 9 | Road America | 1988.07.17 | Lights | Spice SE87 CL - Pontiac | Huffaker Racing | |
| 10 | Portland | 1988.07.31 | Lights | Spice SE87/88 CL - Pontiac | Spice Engineering | |
| 11 | Sears Point | 1988.08.14 | Lights | Spice SE87 CL - Pontiac | AC Delco Pontiac | |
| 12 | San Antonio | 1988.09.04 | Lights | Spice SE87 CL - Pontiac | Huffaker Racing | |
| 13 | Columbus | 1988.10.02 | Lights | Tiga GT286/7 - Buick | Essex Racing | |
| 14 | Del Mar | 1988.10.22 | Lights | Spice SE87 CL - Pontiac | Huffaker Racing |
