See also:

Fuel requirements
Gasoline engine (unleaded) Your new Kia vehicle is designed to use only unleaded fuel with a minimum Octane Rating of 87 Anti-Knock Index (AKI). NOTICE NEVER USE LEADED FUEL. The use of leaded ...

Efficient, Powerful Engine
Available in two powerplants - a 2.4-liter four-cylinder or a 2.7-liter V6 engine - and two five-speed transmissions (manual with LX four-cylinder model only), the 2009 Kia Optima introduces a new ...

Seat
Driver’s seat 1 Seat adjustment, forward / backward 2 Seatback recliner 3 Seat adjustment, height* 4 Seat heater switch* 5 Headrest adjustment Front passenger seat 6 Seat adjustment, forwa ...