See also:

Maintenance
Maintenance services Maintenance schedule Explanation of scheduled maintenance items Owner maintenance Engine compartment Engine oil and oil filter Engine cooling system Brakes and clutch Park ...

Fuel requirements
unleaded fuel having a pump octane number ((R+M)/2) of 87 (Research Octane Number 91) or higher. Your new vehicle is designed to obtain maximum performance with UNLEADED FUEL, as well as minimize ...

By the numbers
The Kia Optima is a five-seat mid-size segment passenger car that has an interior that the EPA will probably consider a full size interior. Longer, lower and wider than the vehicle it replaces, it ...