See also:

Interior Refinement
The style makeover continues into the Optima's cabin with expanded electronics melded with refreshed fascia patterns and color schemes. Based on a new platform, the standard audio system features ...

Air cleaner
Element replacement Have the air cleaner element checked and replaced in accordance with the maintenance schedule. NOTICE Do not drive with the air cleaner removed; this will result in excessi ...

Engine and Specifications:
KIA Rio and Rio5 will be installed with 1.6 L capacity I-4 engine. This engine will be mated with five speed manual gear transmission. Rio LX and SX trims will be installed with four speed automat ...