Racing team
WTF Engineering
Switzerland
Entries
| Season | Series / class | Car | Driver / pos. / races |
|---|---|---|---|
| 2007 | Grand-Am Sports Car Series, Class GT | Chevrolet Corvette C5 |  Hans Hauser1 of 13 races |
| Chevrolet Corvette C5 | Robert Dubler 1 of 13 races |
||
| Chevrolet Corvette C5 | Michael DeFontes 1 of 13 races |
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| Chevrolet Corvette C5 | Ed Magner 1 of 13 races |
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| 2006 | Grand-Am Sports Car Series, Class GT | Chevrolet Corvette C5 | Toni Seiler, 170. 1 of 13 races |
| Chevrolet Corvette C5 | Robert Dubler, 170. 1 of 13 races |
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| Chevrolet Corvette C5 | Hans Hauser, 170. 1 of 13 races |
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| Chevrolet Corvette C5 | Michael DeFontes, 130. 1 of 13 races |
- 1. Positions 1–6 and wins.