Serge is running open track at Thunderhill's full 5-mile course—this is the longer layout that separates the serious drivers from the casual ones. If you want to feel your car's limits on a fast, flowing circuit without the structure of a full HPDE program, this is your day. Bring your street-legal machine and plenty of fuel. Full details & registration: https://www.motorsportreg.com/events/serge-track-days-thunderhill-raceway-park-hpde-306398