See also:

Four wheel drive (4WD)
Engine power can be delivered to all front and rear wheels for maximum traction. Full-time 4WD is useful when extra traction is required on road, such as, when driving on slippery, muddy, wet, ...

Competitive Warranty
The 2009 Kia Optima is covered by Kia's comprehensive warranty program, which offers unprecedented consumer protection. Included in this program are a 10-year/100,000-mile limited powertrain warra ...

Smart key
With a smart key, you can lock or unlock a door (and tailgate) and even start the engine without inserting the key. The functions of the buttons on a smart key are similar to the remote keyless ...