See also:

Convenience
The Kia Rio's fuel tank will need to be replenished more often than the unit in the average sedan. ...

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 ...

2007 Kia Sorento
The Kia Sorento receives some significant updates for 2007. A more powerful V6 engine, interior and exterior improvements and additional standard safety features keep it competitive in the midsize ...