2021 Kia K5 Oil Type & Capacity
The 2021 Kia K5 oil type depends on the engine: the EX takes 0W-20 (5.07 quarts qt with filter); the GT takes 0W-30 (5.92 quarts qt with filter); the GT-Line, AWD takes 0W-20 (5.07 quarts qt with filter); the GT-Line, FWD takes 0W-20 (5.07 quarts qt with filter); the LX takes 0W-20 (5.07 quarts qt with filter); the LXS, AWD takes 0W-20 (5.07 quarts qt with filter); the LXS, FWD takes 0W-20 (5.07 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- EX: 0W-20, 5.07 quarts with filter
- GT: 0W-30, 5.92 quarts with filter
- GT-Line, AWD: 0W-20, 5.07 quarts with filter
- GT-Line, FWD: 0W-20, 5.07 quarts with filter
- LX: 0W-20, 5.07 quarts with filter
- LXS, AWD: 0W-20, 5.07 quarts with filter
- LXS, FWD: 0W-20, 5.07 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| EX — 1.6L Eng | SAE 0W-20, API SN Plus/SP or ILSAC GF-6 | 5.07 QTS. | — | If mineral or semi-synthetic oil is used, it is a severe maintenance condition in terms of engine oil change. |
| GT — 2.5L Eng | SAE 0W-30, API SN Plus/SP or ILSAC GF-6 | 5.92 QTS. | — | — |
| GT-Line, AWD — 1.6L Eng | SAE 0W-20, API SN Plus/SP or ILSAC GF-6 | 5.07 QTS. | — | If mineral or semi-synthetic oil is used, it is a severe maintenance condition in terms of engine oil change. |
| GT-Line, FWD — 1.6L Eng | SAE 0W-20, API SN Plus/SP or ILSAC GF-6 | 5.07 QTS. | — | If mineral or semi-synthetic oil is used, it is a severe maintenance condition in terms of engine oil change. |
| LX — 1.6L Eng | SAE 0W-20, API SN Plus/SP or ILSAC GF-6 | 5.07 QTS. | — | If mineral or semi-synthetic oil is used, it is a severe maintenance condition in terms of engine oil change. |
| LXS, AWD — 1.6L Eng | SAE 0W-20, API SN Plus/SP or ILSAC GF-6 | 5.07 QTS. | — | If mineral or semi-synthetic oil is used, it is a severe maintenance condition in terms of engine oil change. |
| LXS, FWD — 1.6L Eng | SAE 0W-20, API SN Plus/SP or ILSAC GF-6 | 5.07 QTS. | — | If mineral or semi-synthetic oil is used, it is a severe maintenance condition in terms of engine oil change. |
More factory specs & repair guides for your K5
🛞 2021 Kia K5 Tire Size & Pressure →🌧️ 2021 Kia K5 Wiper Blade Sizes →💡 2021 Kia K5 Light Bulb Sizes →📖 2021 Kia K5 Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
4.02 quarts (3.8 L) — 50/50 mixture of Ethylene Glycol Antifreeze and water
Frequently asked questions
What type of oil does a 2021 Kia K5 take?
It depends on the engine: EX uses 0W-20; GT uses 0W-30; GT-Line, AWD uses 0W-20; GT-Line, FWD uses 0W-20; LX uses 0W-20; LXS, AWD uses 0W-20; LXS, FWD uses 0W-20.
What is the oil capacity of a 2021 Kia K5?
Oil capacity depends on the engine: EX holds 5.07 quarts with filter; GT holds 5.92 quarts with filter; GT-Line, AWD holds 5.07 quarts with filter; GT-Line, FWD holds 5.07 quarts with filter; LX holds 5.07 quarts with filter; LXS, AWD holds 5.07 quarts with filter; LXS, FWD holds 5.07 quarts with filter.
How often should I change the oil in my 2021 Kia K5?
Most 2021 Kia K5 owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Kia recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 2021 Kia K5?
Yes. 0W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2021 Kia K5. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.