In concluding the 2017 season as champion of the Porsche Carrera Cup Deutschland, the Norwegian demonstrated a particularly impressive level of consistency. In addition to six race wins, the young driver also finished on the podium in 12 of the season’s 14 races. Olsen also demonstrated his talent in the international Porsche Mobil 1 Supercup. After netting two wins, he finished the season second overall and was crowned top rookie. In 2018, Olsen progressed further as a Porsche Young Professional at his international GT3 outings as well as in the European Le Mans Series, where he won the race in Portimao in the Porsche 911 RSR fielded by the Proton Competition customer team.