He has also recently competed in the FIA GT Championship, as well as in the Le Mans Endurance Series.

In 2006, he and Sabine Schmitz drove the #97 Porsche 997 in the VLN endurance racing series on the Nürburgring, entered by Land Motorsport.

Then, he joined the French GT Championship, driving a Porsche 911 for Chateau Sport for 2 races along with racer Stéphane Ortelli.

In 2004, Abberlen ran in the Le Mans Endurance Series, driving a Saleen S7-R for Konrad Motorsport in one race.

In 2004, Abberlen returned to Zwaan's Racing in the FIA GT Championship before not making podium again.