Retro Sporting and TMC are taking over Sonoma Raceway for a full day of open track lapping. If you want to test your car’s limits on a technical circuit with plenty of elevation change, this is the place to be. It is a great fit for track-day regulars looking for consistent seat time. Full details & registration: https://www.motorsportreg.com/events/rs-tmc-driving-event-sonoma-raceway-retro-sporting-087784