Autotrader has 60 Used Audi A5 cars for sale near Boston, MA, including a 2010 Audi A5 2.0T Premium Plus quattro, a 2012 Audi A5 2.0T Premium Plus quattro Cpe, and a 2012 Audi A5 2.0T Prestige Cabriolet ranging in price from $11,495 to $45,998.