Race car
Audi S4 (B5)
Entries
| Season | Team | Driver / pos. / races | Series / class |
|---|---|---|---|
| 2003 |  Istook-Aines Motorsport Group | Randy Pobst, 20. 1 of 12 races |
Grand-Am Sports Car Series, Class GT |
| Don Istook 8 of 12 races |
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| Ken Breazeale 2 of 12 races |
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| John Rutherford 1 of 12 races |
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| Steve Olsen 2 of 12 races |
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 Nicholas Dardet1 of 12 races |
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| Joe Masessa 2 of 12 races |
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| John Munson 0 of 12 races |
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| 2002 | Istook-Aines Motorsport Group | Don Istook 1 of 10 races |
Grand-Am Sports Car Series, Class GT |
| Ted Martin 1 of 10 races |
- 1. Positions 1–6 and wins.