DISCOVER IMSA PROTOTYPE CHALLENGE
The IMSA Prototype Challenge series is for future IMSA WeatherTech SportsCar Championship drivers and veteran drivers alike. Entering its 14th season, IMSA Prototype Challenge shifts to a single-class, endurance race format in 2019 with six races held on North America’s most premier road courses. The series will continue to feature the global-spec LMP3 prototypes. The endurance format pairs two-drivers per car in a six race season.