2012
| | BOSS GP - Masters | | Position: no position | 4 races. 0 wins. 0 pole positions. 4 podiums. 0 fastest laps.
| | Car: Dallara T02 (Nissan) |
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2011
| | BOSS GP - Masters | | Position: 2 (188 points) | 10 races. 5 wins. 2 pole positions. 9 podiums. 4 fastest laps.
| | Team: Zele Racing | | Car: Dallara T02 (Nissan) |
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2010
| | BOSS GP - Masters | | Position: 1 (228 points) | 12 races. 9 wins. 4 pole positions. 11 podiums. 9 fastest laps.
| | Car: Dallara SN01 (Nissan) |
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2009
| | EuroBOSS | | Position: 3 | ? races. ? wins. ? pole positions. ? podiums. ? fastest laps. | | Complete results needed. |
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2008
| | EuroBOSS | | Position: 4 (128 points) | ? races. ? wins. ? pole positions. ? podiums. ? fastest laps. | | Team: Becker Motorsport | | Car: Dallara (Nissan) | | Complete results needed. |
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2007
| | EuroBOSS | | Position: 7 (139 points) | 6 races. ? wins. ? pole positions. ? podiums. ? fastest laps. | | Team: Becker Motorsport | | Car: Dallara (Nissan V8 3.0) | | Complete results needed. |
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2006
| | EuroBOSS | | Position: 8 (30 points) | 4 races. 0 wins. ? pole positions. 0 podiums. ? fastest laps. | | Team: Becker Motorsport | | Car: Minardi M195B (Cosworth) | | Complete results needed. |
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2005
| | EuroBOSS | | Position: 2 (65 points) | ? races. ? wins. ? pole positions. ? podiums. ? fastest laps. | | Team: Becker Motorsport | | Car: Minardi (Cosworth) | | Complete results needed. |
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2003
| | EuroBOSS | | Position: 8 (13 points) | ? races. ? wins. ? pole positions. ? podiums. ? fastest laps. | | Team: Becker Motorsport | | Car: Minardi (Cosworth) | | Complete results needed. |
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1997
| | EuroBOSS | | Position: no position | ? races. ? wins. ? pole positions. ? podiums. ? fastest laps. | | Team: Becker Motorsport | | Car: Minardi (Cosworth V8 3.5) | | Complete results needed. |
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1994
| | Interserie Div. 1 | | Position: 3 (41.5 points) | ? races. ? wins. ? pole positions. ? podiums. ? fastest laps. | | Team: Becker Motorsport | | Car: Minardi M190 (Ford Can-Am) | | Complete results needed. |
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1993
| | Renault Clio International Cup | | Position: 10 (30 points) | ? races. 0 wins. ? pole positions. 2 podiums. 0 fastest laps.
| | Car: Renault Clio 16v | | Complete results needed. |
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1992
| | Interserie Div. 1 | | Position: 18 (5 points) | 6 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Karl-Heinz Becker | | Car: Lola T600 (BMW) |
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1990
| | Interserie Div. 1 | | Position: 12 (16.5 points) | 7 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Becker Motor Racing | | Car: Lola T600 (BMW) |
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1989
| | SAT 1 Supercup | | Position: no position | 4 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Becker Motor Racing | | Car: Lola T600 (BMW) |
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1987
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| | | Renault Alpine V6 Europe | | Position: 4 (75 points) | ? races. 0 wins. ? pole positions. 4 podiums. 2 fastest laps.
| | Car: Renault Alpine V6 Turbo | | Complete results needed. |
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1984
| | Renault 5 Turbo Eurocup | | Position: 10 (25 points) | ? races. 0 wins. ? pole positions. 1 podium. 0 fastest laps.
| | Car: Renault 5 Turbo | | Complete results needed. |
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1983
| | DRM (German Racing Championship) | | Position: 9 (20 points) | 6 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Karl-Heinz Becker | | Car: Lola T600 (BMW) |
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1982
| | DRM (German Racing Championship) | | Position: 17 (8 points) | 2 races. 0 wins. 0 pole positions. 0 podiums. 0 fastest laps.
| | Team: Karl-Heinz Becker | | Car: Lola T600 (BMW) |
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1981
| | DRM (German Racing Championship) | | Position: 10 (76 points) | 13 races. 0 wins. 0 pole positions. 1 podium. 0 fastest laps.
| | Team: Rummel Mineralöl-Spedition | | Car: BMW 320 Turbo |
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1980
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1979
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1978
| | DRM (German Racing Championship) | | Position: 19 (16 points) | 5 races. 0 wins. 0 pole positions. 1 podium. 0 fastest laps.
| | Team: Karl-Heinz Becker | | Car: BMW 320 | | Car: BMW 320 Turbo |
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1977
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1976
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1975
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1974
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