2017–2020 AD (6th generation)
2017–2020 Hyundai Elantra Oil Type and Capacity
The 2017–2020 Hyundai Elantra takes 5W-20 engine oil, 4.2 quarts with a filter change by engine. OEM filter Hyundai/Kia 26300-35505 (spin-on). Verified against factory documentation, with change intervals and aftermarket filter equivalents.
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Quick answer
2017–2020 Hyundai Elantra 2.0L 4-cylinder MPI (Nu) oil
High confidence| Spec | Value |
|---|---|
| Viscosity | 5W-20 |
| Allowed alternates | 5W-30 (Acceptable in all temperatures; 10W-30 permitted above -18°C in some regions) |
| Oil standard | API SN / ILSAC GF-5 |
| Capacity (with filter) | 4.2 qt / 4 L |
| Synthetic required | No (synthetic recommended) |
| OEM filter | Hyundai/Kia 26300-35505 (spin-on) |
| Aftermarket filters | Fram PH3675 / XG3675A (Ultra), Wix 51372 / 57060XP, Purolator L14459 |
| Change interval | 7,500 mi / 6 months (normal); 3,750 mi (severe service) |
| Drain plug torque | 29 ft-lbs |
5W-20 is the preferred factory viscosity per multiple oil-lookup tools; some owner's-manual printings list 5W-20/5W-30 as equally acceptable. Confirm on your build sheet.
2017–2020 Hyundai Elantra 1.4L Turbo (Kappa T-GDI, Eco) oil
High confidence| Spec | Value |
|---|---|
| Viscosity | 5W-30 |
| Oil standard | API SN / ILSAC GF-5 (full synthetic) |
| Capacity (with filter) | 4.4 qt / 4.2 L |
| Synthetic required | Yes |
| OEM filter | Hyundai/Kia 26300-35505 (spin-on) |
| Aftermarket filters | Fram PH3675 / XG3675A (Ultra), Wix 51372 |
| Change interval | 7,500 mi / 6 months (normal); 3,750 mi (severe service) |
| Drain plug torque | 29 ft-lbs |
Turbo direct-injection engine paired with a 7-speed dual-clutch transmission on the Eco trim, aimed at fuel economy over power.
2017–2020 Hyundai Elantra 1.6L Turbo (Gamma T-GDI, Sport) oil
High confidence| Spec | Value |
|---|---|
| Viscosity | 5W-30 |
| Oil standard | API SN / ILSAC GF-5 (full synthetic) |
| Capacity (with filter) | 4.8 qt / 4.5 L |
| Synthetic required | Yes |
| OEM filter | Hyundai/Kia 26300-35505 (spin-on) |
| Aftermarket filters | Fram PH3675 / XG3675A (Ultra), Wix 51372 |
| Change interval | 7,500 mi / 6 months (normal); 3,750 mi (severe service) |
| Drain plug torque | 29 ft-lbs |
Shared with the related Elantra GT Sport hatchback and Veloster Turbo; paired with a 6-speed manual or 7-speed DCT.
Which Hyundai Elantra model years does this cover?
These oil specifications apply to every Hyundai Elantra built from 2017 through 2020 — the AD (6th generation), compact sedan. Nothing in this specification changes between those model years. Pick your year for the engines it offered, what changed that year, and the problems recorded against it.
What changed during the 2017–2020 Hyundai Elantra
- 2017AD generation launch; 2.0L MPI base engine, 1.4T Eco introduced
- 20181.6T Sport sedan added, replacing the previous-generation naturally aspirated Sport
- 2019Facelift: new front/rear fascias, standard LED DRLs, available LED headlights on upper trims
- 2020Final model year before the CN7 redesign; carryover engines
2017–2020 Hyundai Elantra oil: common questions
How many quarts of oil does a 2017–2020 Hyundai Elantra take?
- It depends on the engine. The 2.0L 4-cylinder MPI (Nu) takes 4.2 quarts; The 1.4L Turbo (Kappa T-GDI, Eco) takes 4.4 quarts; The 1.6L Turbo (Gamma T-GDI, Sport) takes 4.8 quarts, all figures include a new filter.
What kind of oil does a 2017–2020 Hyundai Elantra take?
- 5W-20 meeting API SN / ILSAC GF-5. Other engines in this vehicle may differ; see the table above.
Can you use a different viscosity in a 2017–2020 Hyundai Elantra?
- The manufacturer also permits 5W-30 (Acceptable in all temperatures; 10W-30 permitted above -18°C in some regions). Anything outside that list is a decision you are making against the factory specification.
How often does a 2017–2020 Hyundai Elantra need an oil change?
- 7,500 mi / 6 months (normal); 3,750 mi (severe service). Short trips, towing, extended idling, and dusty or very cold conditions all put the vehicle on the severe-service side of that interval.
What oil filter does a 2017–2020 Hyundai Elantra take?
- The OEM filter is Hyundai/Kia 26300-35505 (spin-on). Common equivalents: Fram PH3675 / XG3675A (Ultra), Wix 51372 / 57060XP, Purolator L14459. Torque the drain plug to 29 lb-ft. An overtightened plug strips an aluminium pan.
Sources
- Ontario Hyundai, Elantra oil type & capacity by model year (all AD engines)
- AMSOIL lookup, 2018 Elantra 2.0L MPI oil spec/capacity
- AMSOIL lookup, 2018 Elantra 1.4L Turbo oil spec/capacity
- AMSOIL lookup (CA), 2018 Elantra 1.6L Turbo oil spec/capacity
- NHTSA recall 21V-301, 2.0L Nu MPI piston oil ring defect
- NHTSA recall 17V-213, MDPS steering connector
- NHTSA recall 17V-063, brake booster failure
- Hyundai Motor America press release, 2022 Engine II litigation settlement
- Edmunds, 2018 Elantra specs (curb weight, fuel tank, mpg)
- Cabin air filter 97133-F2000 fitment (2017–2023 Elantra)
- Engine air filter 28113-F2000 fitment (2017–2020 Elantra)