See also:

Cruise control system
The cruise control system allows you to program the vehicle to maintain a constant speed without resting your foot on the accelerator pedal. This system is designed to function above approximatel ...

Additional Horsepower
The 2.4-liter 161-horsepower 4-cylinder engine has gained 23 horsepower from the early-2006 model and provides good acceleration below 60 mph—but average performance above that speed. The 2.7-li ...

Price Ranges
The base Optima LX is priced at $16,355 with a 4-cylinder engine and 5-speed manual transmission and an extra $1,295 with a 5-speed automatic. An LX V6 costs $19,345 and comes only with the automa ...