Sponge Brothers Express Car Wash and Detail 312 Queen St, Southington, CT06489 One of three locations in Connecticut, Sponge Brothers of Southington is a new kind of express car wash. Pull up to the…More automated teller to choose your services and payment from the menu. This full-service car wash offers an economy wash, spot-free rinse, clear-coat conditioner, under body wash, high-power wheel blaster, rim cleaner and polish tire shine. Under the tent it offers services for windows/towel dry and vacuum. Ask about full interior detailing services. There are special fleet rates and a free vacuum with every wash.