What type of oil does a 2021 Hyundai Tucson take?

The 2021 Hyundai Tucson requires API - SM, ILSAC GF-4 or Above. SAE 5W-20, 5W-30, ILSAC GF-3 or Above, SAE 10W-30 Above 0Deg F (-18Deg C). The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the Limited, 4WD configuration.

How much oil does a 2021 Hyundai Tucson need?

The 2021 Hyundai Tucson takes 5.07 QTS. (4.79 L) of engine oil with the filter replaced.

Can I use synthetic oil in my 2021 Hyundai Tucson?

Yes — synthetic oil that meets the API - SM, ILSAC GF-4 or Above. SAE 5W-20, 5W-30, ILSAC GF-3 or Above, SAE 10W-30 Above 0Deg F (-18Deg C) specification is acceptable and often preferred for better protection and longer change intervals.

What happens if I use the wrong oil in my 2021 Hyundai Tucson?

Using oil that does not meet the API - SM, ILSAC GF-4 or Above. SAE 5W-20, 5W-30, ILSAC GF-3 or Above, SAE 10W-30 Above 0Deg F (-18Deg C) specification can reduce engine protection, increase wear, and potentially void warranty coverage. Always use oil that meets the OEM spec.

Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2021 Hyundai TucsonOil Type & Capacity

OEM spec from the factory service manual for the Limited, 4WD variant.

Quick Answer

Oil Type

$API - SM, ILSAC GF-4 or Above. SAE 5W-20, 5W-30, ILSAC GF-3 or Above, SAE 10W-30 Above 0Deg F (-18Deg C)

Capacity (w/ Filter)

5.07 QTS.

4.79 L

Variant

Limited, 4WD

Note: 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.

This vehicle's factory manual

2021 Hyundai Tucson: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.

Open this vehicle’s service manual

Sister site: See this spec on WhatTypeOfOil.com — our quick oil type & capacity lookup for every vehicle.

Other specs:All specs Coolant Tire Size Belt Spark Plugs Trans Fluid Brake Fluid Capacities

What You'll Need

Engine Oil

$API - SM, ILSAC GF-4 or Above. SAE 5W-20, 5W-30, ILSAC GF-3 or Above, SAE 10W-30 Above 0Deg F (-18Deg C) for Hyundai Tucson

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Oil Filter

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Maintenance Specs

❄️Coolant Type 🔘Tire Size ⚡Spark Plug Type ⚙️Transmission Fluid ⚙️Serpentine Belt 🚨Brake Fluid 🧪Fluid Capacities

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Frequently Asked Questions

What type of oil does a 2021 Hyundai Tucson take?: The 2021 Hyundai Tucson requires API - SM, ILSAC GF-4 or Above. SAE 5W-20, 5W-30, ILSAC GF-3 or Above, SAE 10W-30 Above 0Deg F (-18Deg C). The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the Limited, 4WD configuration.
How much oil does a 2021 Hyundai Tucson need?: The 2021 Hyundai Tucson takes 5.07 QTS. (4.79 L) of engine oil with the filter replaced.
Can I use synthetic oil in my 2021 Hyundai Tucson?: Yes — synthetic oil that meets the API - SM, ILSAC GF-4 or Above. SAE 5W-20, 5W-30, ILSAC GF-3 or Above, SAE 10W-30 Above 0Deg F (-18Deg C) specification is acceptable and often preferred for better protection and longer change intervals.
What happens if I use the wrong oil in my 2021 Hyundai Tucson?: Using oil that does not meet the API - SM, ILSAC GF-4 or Above. SAE 5W-20, 5W-30, ILSAC GF-3 or Above, SAE 10W-30 Above 0Deg F (-18Deg C) specification can reduce engine protection, increase wear, and potentially void warranty coverage. Always use oil that meets the OEM spec.