See also:

Cruise control system
The cruise control system allows you to program the vehicle to maintain a constant speed without pressing the accelerator pedal. This system is designed to function above approximately 40 km/h (2 ...

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 ...

ISG (Idle Stop & Go) available for three engines
In addition to using the latest technologies to enhance the efficiencies of each engine, Kia is offering its fuel-stretching ISG (Idle Stop & Go) system - which automatically switches off and ...