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2021 Subaru ForesterOil Type & Capacity
OEM spec from the factory service manual for the Base variant.
Quick Answer
Oil Type
$ILSAC GF-5, API - SN PLUS, SAE 0W-20 Synthetic Oil
Capacity (w/ Filter)
4.40 QTS.
4.16 L
Variant
Base
Note: If 0W-20 synthetic oil is not available, 5W-30 conventional oil may be used if replenishment is needed but should be changed to 0W-20 synthetic oil at the next oil change.
Adding the oil from low level to full level: 1.1 US qt (1.0 liter, 0.9 Imp qt).
This vehicle's factory manual
2021 Subaru Forester: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.
Sister site: See this spec on WhatTypeOfOil.com — our quick oil type & capacity lookup for every vehicle.
What You'll Need
Related for Your 2021 Subaru Forester
Frequently Asked Questions
- What type of oil does a 2021 Subaru Forester take?
- The 2021 Subaru Forester requires ILSAC GF-5, API - SN PLUS, SAE 0W-20 Synthetic Oil. The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the Base configuration.
- How much oil does a 2021 Subaru Forester need?
- The 2021 Subaru Forester takes 4.40 QTS. (4.16 L) of engine oil with the filter replaced.
- Can I use synthetic oil in my 2021 Subaru Forester?
- Yes — synthetic oil that meets the ILSAC GF-5, API - SN PLUS, SAE 0W-20 Synthetic Oil specification is acceptable and often preferred for better protection and longer change intervals.
- What happens if I use the wrong oil in my 2021 Subaru Forester?
- Using oil that does not meet the ILSAC GF-5, API - SN PLUS, SAE 0W-20 Synthetic Oil specification can reduce engine protection, increase wear, and potentially void warranty coverage. Always use oil that meets the OEM spec.