Unveiling the 2013 Kia Optima SX Limited Features and Performance The 2013 Kia Optima is a stylish mid-size sedan with a plethora of standard and safety features. The fuel-efficient Kia Optima SX boasts a powerful engine, while the SX Limited offers excellent handling, responsive steering, and impressive braking and suspension capabilities. Its exterior is sporty … Continue reading 2013 Kia Optima SX Limited