The 2013 Kia Optima is a popular midsize sedan known for its fuel efficiency, comfort, and reliable performance. It comes with multiple engine options including 2.0L turbo and 2.4L naturally aspirated engines, and each requires proper oil maintenance to ensure long engine life.
Using the correct engine oil type, oil capacity, and change interval helps prevent engine wear, oil burning issues, and performance loss over time.
2013 Kia Optima Oil Type
The recommended oil type for the 2013 Kia Optima depends on engine and climate conditions:
- SAE 5W-20 Full Synthetic (Best Overall)
- SAE 5W-30 Full Synthetic (Hot climate / turbo engines)
- SAE 10W-30 (Heavy load or high mileage use)
Most drivers prefer 5W-20 full synthetic oil for better fuel efficiency and engine protection.
Best Choice: 5W-20 full synthetic oil for 2.4L engines and 5W-30 for turbo engines under heavy load.
2013 Kia Optima Oil Capacity
Oil capacity varies slightly depending on engine type, but all configurations fall in a similar range.
Oil Change Interval
- Normal Driving: 5,000 – 7,500 miles
- Heavy City Driving: 3,000 – 5,000 miles
- High Mileage Engines: 3,000 – 5,000 miles recommended
Oil Filter Information
- OEM Filter: Kia 26300-35505
- Always replace oil filter during every oil change
2013 Kia Optima Oil Change Cost
DIY Cost
$40 – $80 (oil + filter)
Workshop Cost
$90 – $160 depending on location
How to Change Oil (Step-by-Step)
Common Kia Optima Engine Issues
- Oil consumption in high mileage engines
- Engine knocking due to low oil levels
- Sludge buildup from poor maintenance
- Timing chain noise in neglected engines
Signs You Need an Oil Change
- Dark or dirty oil
- Engine noise or knocking
- Reduced fuel economy
- Oil light warning
- Burning smell from engine
Maintenance Tips
- Always use synthetic oil
- Change oil every 5,000 miles for safety
- Replace filter every service
- Check oil monthly
- Avoid long oil change delays
Frequently Asked Questions (FAQ)
What oil does a 2013 Kia Optima use?
It uses SAE 5W-20 or 5W-30 full synthetic engine oil depending on engine type.
How much oil does a 2013 Kia Optima take?
It takes approximately 4.9 quarts with filter change.
How often should oil be changed?
Every 5,000–7,500 miles depending on driving conditions.
Does Kia Optima burn oil?
Some high-mileage engines may consume oil if maintenance is delayed.
Final Thoughts
The 2013 Kia Optima performs best when maintained with the correct oil type and service intervals. Regular oil changes, proper viscosity selection, and filter replacement will ensure long engine life and better reliability.
Quick Summary
- Oil Type: 5W-20 / 5W-30 Full Synthetic
- Oil Capacity: 4.9 Quarts
- Oil Interval: 5,000–7,500 Miles
- Best Practice: Always replace filter with oil change