David Kiefer

David Kiefer is a German racing driver who participates in the Porsche Endurance Trophy Nürburgring (PETN). In this series, he often teams up with Marius Kiefer and Stefan Kiefer. They have achieved notable results, including a podium finish at the ADAC 6h Ruhr-Pokal race where they secured third place. They were driving for Teichmann Racing in a Porsche 911 GT3 Cup.

Kiefer has also participated in the ADAC 24h Nürburgring Qualifiers. In this event, he teamed with Marius Kiefer, Stefan Kiefer, and Luca Rettenbacher for Huber Racing. The team achieved a Cup 3 class win in Race 2.