| 07 | Porsche 911 GT2 | G&W Motorsports | light blue (+red/yellow/green/blue) | BOSCH/YOKOHOMA | Yokohama | closed | rear |
| 09 | Chevrolet Corvette | Team X1-R | silver (+yellow/red) | X-1R | Goodyear | closed | front |
| 5 | Saleen S7-R | Fordahl Motorsport/Saleen/Park Place Racing | white (+blue) | BASF/SALEEN/PARK PLACE LTD | Yokohama | closed | mid |
| 10 | BMW M3 E46 | Genesis Racing | white/red | NATIONAL PAINTBALL | Yokohama | closed | front |
| 11 | Chevrolet Camaro | Hamilton Safe Motorsports | red | HAMILTON SAFE AND SECURITY SYSTEMS | BF Goodrich | closed | front |
| 15 | Porsche 996 GT3-RS | Fordahl Motorsport/Crazy Redhead Racing | white (+green) | YOKOHAMA | Yokohama | closed | rear |
| 16 | Riley & Scott Mk III Ford | Dyson Racing Team | white/blue | THETFORD/NORCOLD/GOODYEAR | Goodyear | open | mid |
| 19 | Chevrolet Camaro | Tempur Racing | silver/green (+black) | DURA | Hoosier | closed | front |
| 20 | Riley & Scott Mk III Ford | Dyson Racing Team | white/blue | THETFORD/NORCOLD/GOODYEAR | Goodyear | open | mid |
| 21 | Lola B2K/40 Nissan | Archangel Motorsport Services | black/red/white | G EMSTAR | Avon | open | mid |
| 22 | Lola B2K/40 Nissan | Archangel Motorsport Services | black/red/white | Budweiser | Avon | open | mid |
| 25 | Lola B2K/40 Nissan | Multimatic Motorsports | silver | QUIK | Dunlop | open | mid |
| 27 | Ferrari 333 SP Judd | Lista Doran Racing | white/red (+blue) | LISTA | Yokohama | open | mid |
| 28 | Riley & Scott Mk III Ford | Intersport Racing | blue/red (+silver) | Banana Joe's | Goodyear | open | mid |
| 32 | Chevrolet Corvette C5 | Phoenix American Motorsports | black (+yellow) | PHOENIX/PONTIAC-BUICK-GMC | Goodyear | closed | front |
| 34 | Porsche 996 GT3-R | Zip/Pumpelly Racing | blue/white | BOSCH | Dunlop | closed | rear |
| 37 | Lola B2K/10 Judd | Intersport Racing | blue/red (+silver) | Banana Joe's | Goodyear | open | mid |
| 41 | Chevrolet Camaro | Fariss Racing Enterprises | white/red (+brown) | | Goodyear | closed | front |
| 42 | Porsche 996 GT3-RS | Orbit | white/yellow/red (+black) | WWW.MIDOHIOSCHOOL.COM | Dunlop | closed | rear |
| 43 | Porsche 996 GT3-RS | Orbit | white/silver/red (+black) | HL CAPITAL/orbit | Dunlop | closed | rear |
| 45 | Chrysler Viper GTS-R | American Viperacing | red/black (+white) | ESP/VIPERACING/AVR | Goodyear | closed | front |
| 46 | Chevrolet Corvette | ACP Motorsports | dark blue/white (+brown/red) | ADVANCED COMPOSITE PRODUCTS | Goodyear | closed | front |
| 50 | Porsche 996 GT3-R | Aasco - Boduck | black | EMC 2 | Yokohama | closed | rear |
| 54 | BMW M3 E46 V8 | JET Motorsports | blue/silver | YOKOHAMA/BOSCH | Yokohama | closed | front |
| 56 | Chrysler Viper GTS-R | Muzzy Racing | white (+blue) | fat albert's | Goodyear | closed | front |
| 57 | Porsche 996 GT3-R | Seikel Motorsport | white/green (+dark violet/orange) | FIKSE/CRS/seikel | Yokohama | closed | rear |
| 58 | Mazda Miata MX-5 | Team Tambourine | white/blue/red | mazda | Goodyear | closed | - |
| 61 | Porsche 996 GT3-RS | Case It Racing | white (+black) | Case it | Dunlop | closed | rear |
| 66 | Porsche 996 GT3-R | The Racer's Group | blue | RACER'S GROUP/UNICHIP | Yokohama | closed | rear |
| 71 | Ford Mustang | Cowen Racing | red (+white/silver) | Cower Truck Live Inc. | Hoosier | closed | front |
| 72 | Mazda RX-7 | Pettit Racing | white (+yellow/black) | mazda/X1-R/PETTIT RACING/sansone | Dunlop | closed | front |
| 73 | Porsche 911 Carrera RSR | ProTek South Racing | white (+red) | PORSCHE | Dunlop | closed | rear |
| 74 | Riley & Scott Mk III C Judd | Robinson Racing | black | 74 RANCH RESORT | Goodyear | open | mid |
| 74T | Riley & Scott Mk III Judd | Robinson Racing | orange/blue (+white) | 74 RANCH RESORT | Goodyear | open | mid |
| 75 | Porsche 996 GT3-RS | Gunnar Racing | white (+red) | CLASSIC/GPC | Dunlop | closed | rear |
| 78 | Norma M2000-01 Mader | Sezio Florida Racing Team | blue/white | BOSCH/SECOM | Goodyear | open | mid |
| 80 | Porsche 996 GT3-R | G&W Motorsports | white/yellow | YOKOHAMA | Yokohama | closed | rear |
| 81 | Porsche 996 GT3-R | G&W Motorsports | white/yellow | YOKOHAMA | Yokohama | closed | rear |
| 82 | Chevrolet Corvette | Dick Greer Racing - Wendy's | black (+yellow/red) | WENDY'S | Goodyear | closed | front |
| 84 | Chevrolet Corvette | Comer Racing | white/black (+yellow/red) | SPEEDCOM | Goodyear | closed | front |
| 85 | Porsche 911 | ProTechnik Racing | white/red (+black/yellow) | | Pirelli | closed | rear |
| 89 | Lola B2K/40 Nissan | Porschehaus Racing | dark blue/white | KOLTER | Goodyear | open | mid |
| 95 | Riley & Scott Mk III Chevrolet | TRV Motorsport | yellow/black | RACER PARTS | Goodyear | open | mid |
| 99 | Porsche 911 GT1 | Schumacher Racing | white/dark blue | | Goodyear | closed | rear |