2018 Kia Cadenza Oil Type & Capacity: 5W-30 (6.86 quarts)
The 2018 Kia Cadenza takes 5W-30 motor oil — 6.86 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 6.86 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Limited | API - SM, ILSAC GF-4, or above, SAE 5W-30 | 6.86 QTS. | — | If the ACEA A5 engine oil is not available in your country, you are able to use API SM or above, ILSAC Gf-4 or above, ACEA A3. |
| Premium | API - SM, ILSAC GF-4, or above, SAE 5W-30 | 6.86 QTS. | — | If the ACEA A5 engine oil is not available in your country, you are able to use API SM or above, ILSAC Gf-4 or above, ACEA A3. |
| Technology | API - SM, ILSAC GF-4, or above, SAE 5W-30 | 6.86 QTS. | — | If the ACEA A5 engine oil is not available in your country, you are able to use API SM or above, ILSAC Gf-4 or above, ACEA A3. |
More factory specs & repair guides for your Cadenza
🛞 2018 Kia Cadenza Tire Size & Pressure →🌧️ 2018 Kia Cadenza Wiper Blade Sizes →💡 2018 Kia Cadenza Light Bulb Sizes →📖 2018 Kia Cadenza Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
8.98 quarts (8.49 L) — 50/50 mixture of Ethylene Glycol Antifreeze and water. The engine coolant should be compatible with aluminum engine parts.
Frequently asked questions
What type of oil does a 2018 Kia Cadenza take?
The 2018 Kia Cadenza takes 5W-30 motor oil (API - SM, ILSAC GF-4, or above, SAE 5W-30), per the factory service manual.
What is the oil capacity of a 2018 Kia Cadenza?
The 2018 Kia Cadenza oil capacity is 6.86 quarts with a filter change.
How often should I change the oil in my 2018 Kia Cadenza?
Most 2018 Kia Cadenza 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 2018 Kia Cadenza?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2018 Kia Cadenza. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.