2018 Kia Forte5 Oil Type & Capacity
The 2018 Kia Forte5 oil type depends on the engine: the EX takes 5W-20 (4.23 quarts qt with filter); the LX takes 5W-20 (4.23 quarts qt with filter); the SX, Automatic DCT Trans takes 5W-30 (4.8 quarts qt with filter); the SX, Standard Trans takes 5W-30 (4.8 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- EX: 5W-20, 4.23 quarts with filter
- LX: 5W-20, 4.23 quarts with filter
- SX, Automatic DCT Trans: 5W-30, 4.8 quarts with filter
- SX, Standard Trans: 5W-30, 4.8 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| EX — Normally Aspirated | API-SM ILSAC GF-4 or above SAE 5W-20, SAE 5W-30 | 4.23 QTS. | — | For better fuel economy, it is recommended to use the engine oil of a viscosity grade SAE 5W-20 (API Service SM / ILSAC GF-4). |
| LX — Normally Aspirated | API-SM ILSAC GF-4 or above SAE 5W-20, SAE 5W-30 | 4.23 QTS. | — | For better fuel economy, it is recommended to use the engine oil of a viscosity grade SAE 5W-20 (API Service SM / ILSAC GF-4). |
| SX, Automatic DCT Trans — Turbocharger | API-SM ILSAC GF-4 or above SAE 5W-30, SAE 5W-40 | 4.80 QTS. | — | For better fuel economy, it is recommended to use the engine oil of a viscosity grade SAE 5W-30 (API SM / ILSAC GF-4 / ACEA A5 or above). |
| SX, Standard Trans — Turbocharger | API-SM ILSAC GF-4 or above SAE 5W-30, SAE 5W-40 | 4.80 QTS. | — | For better fuel economy, it is recommended to use the engine oil of a viscosity grade SAE 5W-30 (API SM / ILSAC GF-4 / ACEA A5 or above). |
More factory specs & repair guides for your Forte5
🛞 2018 Kia Forte5 Tire Size & Pressure →🌧️ 2018 Kia Forte5 Wiper Blade Sizes →💡 2018 Kia Forte5 Light Bulb Sizes →📖 2018 Kia Forte5 Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
6.23 quarts (5.89 L) — 50/50 mixture of Ethylene Glycol Antifreeze and water
Frequently asked questions
What type of oil does a 2018 Kia Forte5 take?
It depends on the engine: EX uses 5W-20; LX uses 5W-20; SX, Automatic DCT Trans uses 5W-30; SX, Standard Trans uses 5W-30.
What is the oil capacity of a 2018 Kia Forte5?
Oil capacity depends on the engine: EX holds 4.23 quarts with filter; LX holds 4.23 quarts with filter; SX, Automatic DCT Trans holds 4.8 quarts with filter; SX, Standard Trans holds 4.8 quarts with filter.
How often should I change the oil in my 2018 Kia Forte5?
Most 2018 Kia Forte5 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 Forte5?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2018 Kia Forte5. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.