2021 Hyundai Elantra Oil Type & Capacity
The 2021 Hyundai Elantra oil type depends on the engine: the Hybrid Limited takes 0W-20 (4.02 quarts with filter); the Hybrid SEL takes 0W-20 (4.02 quarts with filter); the Limited takes 0W-20 (4.54 quarts with filter); the N Line, Automatic DCT Trans takes 0W-20 (4.54 quarts with filter); the N Line, Standard Trans takes 0W-20 (4.54 quarts with filter); the SE takes 0W-20 (4.54 quarts with filter); the SEL takes 0W-20 (4.54 quarts with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- Hybrid Limited: 0W-20, 4.02 quarts with filter
- Hybrid SEL: 0W-20, 4.02 quarts with filter
- Limited: 0W-20, 4.54 quarts with filter
- N Line, Automatic DCT Trans: 0W-20, 4.54 quarts with filter
- N Line, Standard Trans: 0W-20, 4.54 quarts with filter
- SE: 0W-20, 4.54 quarts with filter
- SEL: 0W-20, 4.54 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Hybrid Limited — 1.6L Eng,Gas/Electric | SAE 0W-20, API Latest (ILSAC Latest) or ACEA C5 Full Synthetic | 4.02 QTS. | — | — |
| Hybrid SEL — 1.6L Eng,Gas/Electric | SAE 0W-20, API Latest (ILSAC Latest) or ACEA C5 Full Synthetic | 4.02 QTS. | — | — |
| Limited — 2.0L Eng | SAE 0W-20, API- SN PLUS/SP or ILSAC GF-6 | 4.54 QTS. | — | — |
| N Line, Automatic DCT Trans — 1.6L Eng,Gas | SAE 0W-20, API - SN PLUS/SP or ILSAC GF-6 | 4.54 QTS. | — | — |
| N Line, Standard Trans — 1.6L Eng,Gas | SAE 0W-20, API - SN PLUS/SP or ILSAC GF-6 | 4.54 QTS. | — | — |
| SE — 2.0L Eng | SAE 0W-20, API- SN PLUS/SP or ILSAC GF-6 | 4.54 QTS. | — | — |
| SEL — 2.0L Eng | SAE 0W-20, API- SN PLUS/SP or ILSAC GF-6 | 4.54 QTS. | — | — |
Buy the right oil
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More specs & repair guides for your Elantra
2021 Hyundai Elantra factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
6.23 quarts (5.89 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 2021 Hyundai Elantra take?
It depends on the engine: Hybrid Limited uses 0W-20; Hybrid SEL uses 0W-20; Limited uses 0W-20; N Line, Automatic DCT Trans uses 0W-20; N Line, Standard Trans uses 0W-20; SE uses 0W-20; SEL uses 0W-20.
How much oil does a 2021 Hyundai Elantra take?
Capacity depends on the engine: Hybrid Limited holds 4.02 quarts with filter; Hybrid SEL holds 4.02 quarts with filter; Limited holds 4.54 quarts with filter; N Line, Automatic DCT Trans holds 4.54 quarts with filter; N Line, Standard Trans holds 4.54 quarts with filter; SE holds 4.54 quarts with filter; SEL holds 4.54 quarts with filter.
Can I use synthetic oil in my 2021 Hyundai Elantra?
Yes. 0W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2021 Hyundai Elantra. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.