Pistons and shafts overheat and seize up unless protected by a slick, shiny coating of oil, just like classical Greco-Roman wrestlers. Keep your engine parts from throttling each other with today's Groupon: for $15, you get an express lube, oil, and filter change at Modern Tire & Auto Service (a $36.99 value). This Groupon is valid at five locations: Rocky Hill, Newington, Farmington, Cheshire, and Southington.

Modern Tire & Auto Service, which topped the 2010 reader's polls at the Hartford Advocate and Hartford Magazine, speedily lubricates cranky car engines. In about 30 minutes (time varies by vehicle and height of the sun), the experts at Modern Tire & Auto Service can replace dirty oil and filters and grease a car's crucial moving parts. No appointment is necessary, as Modern Tire's locations are equipped to provide drive-thru service, where the driver can keep driving as mechanics attach themselves to the car with climbing rope in order to perform the service.