| 10.1.1999 | Daytona Test | 6 | BMW M3 E36 #E36 STC 95 039 | Irvan / Cunningham / Quester / Simo / Said | Prototype Technology Group | 33rd |
| 31.1.1999 | 24 h Daytona | 6 | BMW M3 E36 #E36 STC 95 039 | Said / Cunningham / Simo / Quester | Prototype Technology Group | 60th |
| 20.3.1999 | 12 h Sebring | 7 | BMW M3 E36 #E36 STC 95 039 | Simo / Cunningham / Van Overbeek | Prototype Technology Group | 26th |
| 18.4.1999 | 2 h 45 min Road Atlanta | 7 | BMW M3 E36 #E36 STC 95 039 | Cunningham / Van Overbeek | Prototype Technology Group | 16th |
| 31.5.1999 | 2 h 15 min Lime Rock | 7 | BMW M3 E36 #E36 STC 95 039 | Cunningham / Van Overbeek | Prototype Technology Group | 9th |
| 6.6.1999 | 2 h 15 min Mid-Ohio | 7 | BMW M3 E36 #E36 STC 95 039 | Cunningham / Van Overbeek | Prototype Technology Group, Inc. | DNA |
| 27.6.1999 | 2 h 45 min Mosport | 7 | BMW M3 E36 #E36 STC 95 039 | Cunningham / Van Overbeek | Prototype Technology Group | 19th |
| 25.7.1999 | 2 h 45 min Sears Point | 7 | BMW M3 E36 #E36 STC 95 039 | Menzel | Prototype Technology Group | 42nd |
| 1.8.1999 | 2 h 45 min Portland | 7 | BMW M3 E36 #E36 STC 95 039 | Menzel / Cunningham | Prototype Technology Group | 19th |
| 18.9.1999 | Petit Le Mans | 7 | BMW M3 E36 #E36 STC 95 039 | Cunningham / Simo / Cunningham | Prototype Technology Group | 18th |
| 10.10.1999 | 2 h 45 min Laguna Seca | 7 | BMW M3 E36 #E36 STC 95 039 | Simo | Prototype Technology Group | 37th |
| 7.11.1999 | 2 h 45 min Las Vegas | 7 | BMW M3 E36 #E36 STC 95 039 | Cunningham / Cunningham | Prototype Technology Group | 15th |