i use castoroil but penzoil is also good. just make sure whatever oil you use to stay consistent with that.
or mopil xhp that's very good the 2003 kia optima uses 5w-30
5-20
4 cylinder 2.4 litters uses 10W40
For a 2008 Kia Optima, the recommended engine oil is typically 5W-20. This viscosity provides optimal performance under various temperature conditions. Always check the owner's manual for any specific recommendations or updates based on your vehicle's engine type.
The 2013 Kia Optima typically requires 5W-20 viscosity motor oil, which is recommended for optimal performance and fuel efficiency. It’s important to use oil that meets the API (American Petroleum Institute) service standards. Always check the owner’s manual for specific recommendations regarding oil type and specifications.
At the bottom of the engine block.
WE recommend 5W30
specs call fro spIII trans oil, can also use castrol multi-import.
V6 L14459 or PH9688
3000
For your 2013 Kia Optima, it's recommended to use synthetic motor oil with a viscosity rating of 5W-20. This oil provides better engine protection, performance, and fuel efficiency. Always refer to your owner’s manual for specific recommendations and ensure that the oil meets the API (American Petroleum Institute) certification standards.
For a 2008 Kia Optima, it's recommended to use 5W-20 or 5W-30 viscosity grade motor oil. Make sure to choose a high-quality oil that meets the API (American Petroleum Institute) certification standards for better engine protection. Always check your owner’s manual for specific recommendations and any updates regarding oil specifications.