2018 Hyundai Elantra Oil Type & Capacity
The 2018 Hyundai Elantra oil type depends on the engine: the Eco takes 5W-30 (4.44 quarts with filter); the Limited takes 5W-20 (4.23 quarts with filter); the SE, Automatic Trans takes 5W-20 (4.23 quarts with filter); the SE, Standard Trans takes 5W-20 (4.23 quarts with filter); the SEL takes 5W-20 (4.23 quarts with filter); the Sport, Automatic DCT Trans takes 5W-30 (4.76 quarts with filter); the Sport, Standard Trans takes 5W-30 (4.76 quarts with filter); the Value Edition takes 5W-20 (4.23 quarts with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- Eco: 5W-30, 4.44 quarts with filter
- Limited: 5W-20, 4.23 quarts with filter
- SE, Automatic Trans: 5W-20, 4.23 quarts with filter
- SE, Standard Trans: 5W-20, 4.23 quarts with filter
- SEL: 5W-20, 4.23 quarts with filter
- Sport, Automatic DCT Trans: 5W-30, 4.76 quarts with filter
- Sport, Standard Trans: 5W-30, 4.76 quarts with filter
- Value Edition: 5W-20, 4.23 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Eco — 1.4L Eng | ACEA A5 or above. SAE 5W-30, 5W-40 | 4.44 QTS. | — | For better fuel economy, it is recommended to use the engine oil of a viscosity grade SAE 5W-30 (ACEA A5). If the ACEA A5 engine oil is not available in your country, you are able to use API SM & ILSAC GF-4 (or above) or API SL & ILSAC GF- |
| Limited — 2.0L Eng | API - SM, ILSAC GF-4 or Above, SAE 5W-20, 5W-30, SAE 10W-30 Above 0Deg F (-18Deg C) | 4.23 QTS. | — | If API service SM engine oil is not available you may use API service SL. For better fuel economy, it is recommended to use the engine oil viscosity grade SAE 5W-20 (API SM/ILSAC GF-4). Hyundai recommends Quaker State. |
| SE, Automatic Trans — 2.0L Eng | API - SM, ILSAC GF-4 or Above, SAE 5W-20, 5W-30, SAE 10W-30 Above 0Deg F (-18Deg C) | 4.23 QTS. | — | If API service SM engine oil is not available you may use API service SL. For better fuel economy, it is recommended to use the engine oil viscosity grade SAE 5W-20 (API SM/ILSAC GF-4). Hyundai recommends Quaker State. |
| SE, Standard Trans — 2.0L Eng | API - SM, ILSAC GF-4 or Above, SAE 5W-20, 5W-30, SAE 10W-30 Above 0Deg F (-18Deg C) | 4.23 QTS. | — | If API service SM engine oil is not available you may use API service SL. For better fuel economy, it is recommended to use the engine oil viscosity grade SAE 5W-20 (API SM/ILSAC GF-4). Hyundai recommends Quaker State. |
| SEL — 2.0L Eng | API - SM, ILSAC GF-4 or Above, SAE 5W-20, 5W-30, SAE 10W-30 Above 0Deg F (-18Deg C) | 4.23 QTS. | — | If API service SM engine oil is not available you may use API service SL. For better fuel economy, it is recommended to use the engine oil viscosity grade SAE 5W-20 (API SM/ILSAC GF-4). Hyundai recommends Quaker State. |
| Sport, Automatic DCT Trans — 1.6L Eng | ACEA A5 or above. SAE 5W-30, 5W-40 | 4.76 QTS. | — | For better fuel economy, it is recommended to use the engine oil of a viscosity grade SAE 5W-30 (ACEA A5). If the ACEA A5 engine oil is not available in your country, you are able to use API SM & ILSAC GF-4 (or above) or API SL & ILSAC GF- |
| Sport, Standard Trans — 1.6L Eng | ACEA A5 or above. SAE 5W-30, 5W-40 | 4.76 QTS. | — | For better fuel economy, it is recommended to use the engine oil of a viscosity grade SAE 5W-30 (ACEA A5). If the ACEA A5 engine oil is not available in your country, you are able to use API SM & ILSAC GF-4 (or above) or API SL & ILSAC GF- |
| Value Edition — 2.0L Eng | API - SM, ILSAC GF-4 or Above, SAE 5W-20, 5W-30, SAE 10W-30 Above 0Deg F (-18Deg C) | 4.23 QTS. | — | If API service SM engine oil is not available you may use API service SL. For better fuel economy, it is recommended to use the engine oil viscosity grade SAE 5W-20 (API SM/ILSAC GF-4). Hyundai recommends Quaker State. |
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More specs & repair guides for your Elantra
2018 Hyundai Elantra factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
6.44 quarts (6.09 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 Hyundai Elantra take?
It depends on the engine: Eco uses 5W-30; Limited uses 5W-20; SE, Automatic Trans uses 5W-20; SE, Standard Trans uses 5W-20; SEL uses 5W-20; Sport, Automatic DCT Trans uses 5W-30; Sport, Standard Trans uses 5W-30; Value Edition uses 5W-20.
How much oil does a 2018 Hyundai Elantra take?
Capacity depends on the engine: Eco holds 4.44 quarts with filter; Limited holds 4.23 quarts with filter; SE, Automatic Trans holds 4.23 quarts with filter; SE, Standard Trans holds 4.23 quarts with filter; SEL holds 4.23 quarts with filter; Sport, Automatic DCT Trans holds 4.76 quarts with filter; Sport, Standard Trans holds 4.76 quarts with filter; Value Edition holds 4.23 quarts with filter.
Can I use synthetic oil in my 2018 Hyundai Elantra?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2018 Hyundai Elantra. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.