Porsche Penske Motorsport carried out its extensive testing program with the Porsche 963 at the Daytona International Speedway: the first time at the track. The German hybrid prototype is set to make its debut in competition in the IMSA GTP class at the legendary circuit in January 2023. #Porsche #PMNA #PorschePenskeMotorsport #968 #Porsche968 #DaytonaInternationalSpeedway