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2011 Kia Optima Review
The previous generation Kia Optima was a vehicle struggling to keep up with the times, having emerged on the scene as a lackluster model masquerading as a value proposition, when in reality it was ...

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 ...

Powertrains and Performance
All Sorento trim levels come standard with a 2.4-liter four-cylinder engine rated at 175 horsepower and 169 pound-feet of torque. The base model has a six-speed manual transmission, while the othe ...