Kia Optima 2016 mileage: 290 KM For sale Kia Optima 2016 Engine knock (head gasket issue). It runs and drives but has overheating. AC is working. Transmission is factory perfect. Airbags are factory. Chassis is factory. Mileage around 290. Inspection expired. Registration is valid. New tires. Body needs paint on bumpers and hood.