Porsche withdraws as works team from the Sportscar World Championship and, as a result, Joest Racing must again fend for itself and competes in the Interseries and in the North American IMSA Series. “Lucky Seven” wins the 24-hour race in Daytona. Bernd Schneider takes another Interseries title for Joest Racing. And the team clinches the Porsche Cup yet again. Joest Racing finishes seventh in Le Mans.