Perillo will sometimes coordinate some drives. Or go to the Autobahn Country Club, can get a membership or sometimes they have track days with groups that have reserved the track you can pay to drive with.
For other activities, It’s past the time of year for most now. In the burbs there is Supercar Saturday once a month. A lot of the towns have Cruise Nights once a week/month that are open to all cars.
Collectors Car Garage will host indoor events, usually showcasing members cars. Naperville has Iron Gate Motor Condos and they do regular events from spring into the fall.