Kia Optima 2015 Used Automatic Gasoline mileage: 317 KM or more Kia Optima 2015 for sale Mileage 317 thousand, slightly negotiable The engine has been completely overhauled with new parts and has no issues. It has had three minor accidents, and the parts have been replaced with new ones. The car has been fully serviced from bumper to bumper, with a set of tires that are five months old.