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2023 Subaru Forester oil capacity, type & filter

The 2023 Subaru Forester takes 5.4 qt of 0W-20 oil.

Applies to checked engine: 2.5L 4-Cyl.

Capacity 5.4 qt i Based on 1 checked source: Valvoline Product Finder. Additional cross-check is still pending: a second checked capacity source and capacity condition (service fill / with filter vs dry fill). Use it as a reference, then confirm the service-fill / with-filter amount before adding oil. See how we verify. Learn how we verify fitment
Oil type 0W-20 OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout. Verified fit
Oil Filters Options cross-checked
CHAMP / LUBER-FINER Shown first PH2867 Search PH2867 AMSOIL EA15K13 Search EA15K13 AMSOIL EA15K01 Search EA15K01 AMSOIL EA15K02 Search EA15K02 AMSOIL EA15K03 Search EA15K03 Purolator L14615 Search L14615 K&N HP-1008 Search HP-1008

Champ PH2867 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.

7 sources checkedLast checked: 2026-06-25How we verify →

Where to Buy View Data Sources
Buy oil & filters:
Walmart → AutoZone → Amazon → O'Reilly →

2023 Subaru Forester oil specs: capacity conditions and filter notes

Filter part numbers

All listed filter part numbers are compatible alternatives for your vehicle. Choose any one brand, then confirm the exact part number at checkout.

Verify before checkout

Retailer fitment tools may use different data. Confirm oil capacity, viscosity, and filter part number before ordering.

Source coverage for the 2023 Subaru Forester

Capacity sources

Supported by Valvoline Product Finder.

Oil type sources

Supported by Pennzoil OATS, AMSOIL Lookup, Valvoline Product Finder, and Castrol (Olyslager).

Filter sources

Supported by RockAuto, AMSOIL Lookup, Purolator Part Finder, and K&N Filters.

Source coverage

7 checked source rows for the 2023 Subaru Forester.

Before ordering for this 2023 Subaru Forester

Checkout verification checklist
2.5L 4-Cyl
Capacity
5.4 qt
Oil type
0W-20
Filter
Champ PH2867

Source check: Last checked 2026-06-25 from RockAuto, Pennzoil OATS, AMSOIL Lookup, K&N Filters, Purolator Part Finder, Valvoline Product Finder, and Castrol (Olyslager).

Subaru Forester oil specs by year

This table includes checked Subaru Forester model years available in our database.

Year Capacity Oil type Filter
2024 4.4 qt 0W-20 AMSOIL EA15K13
2023 Current page 5.4 qt 0W-20 CHAMP / LUBER-FINER PH2867
2021 4.4 qt 0W-20 AMSOIL EA15K13
2020 4.4 qt 0W-20 AMSOIL EA15K13
2019 4.4 qt 0W-20 AMSOIL EA15K13
2018 5.4 qt (multiple engines) 5W-30 AMSOIL EA15K13
2017 5.4 qt (multiple engines) 5W-30 AMSOIL EA15K13
2016 5.4 qt (multiple engines) 5W-30 AMSOIL EA15K13
2015 5.4 qt (multiple engines) 5W-30 AMSOIL EA15K13
2014 5.4 qt (multiple engines) 5W-30 AMSOIL EA15K13
2013 5.5 qt 0W-20 Purolator L14615
2012 5.5 qt 0W-20 PRO-TEC PXL57055
2011 5.5 qt 0W-20 CHAMP / LUBER-FINER PH2876
2009 5.3 qt 5W-30 AMSOIL EA15K12
2008 4.2 qt 5W-30 AMSOIL EA15K12
2007 4.2 qt 5W-30 AMSOIL EA15K12
2006 4.2 qt 5W-30 AMSOIL EA15K12
2005 4.2 qt 5W-30 AMSOIL EA15K12

How we verified 2023 Subaru Forester oil data

How we verify fitment

Checked fitment data. Last checked: 2026-06-25.

This page checked 7 sources for the 2023 Subaru Forester. The table lists which checked source contributed capacity, oil type, or filter evidence.

We checked leading oil brands and aftermarket filter catalogs so you don't have to.

Confidence
Cross-check pending i Some oil fields are based on checked source data but still need stronger cross-check evidence. Review area: 2.5L 4-Cyl capacity. Use the listed values as references and confirm the exact engine before ordering or adding oil. See how we verify. Learn how we verify fitment
Sources checked
7
Last checked
2026-06-25
Field-level source support
  • Capacity: Valvoline Product Finder
  • Oil type: Pennzoil OATS, AMSOIL Lookup, Valvoline Product Finder, and Castrol (Olyslager)
  • Filter: RockAuto, AMSOIL Lookup, Purolator Part Finder, and K&N Filters
Source Supports Checked Link
RockAuto Filter 2026-06-25 Checked source
Pennzoil OATS Oil type 2026-06-25 Visit brand site
AMSOIL Lookup Oil type, Filter 2026-06-25 Visit brand site
K&N Filters Filter 2026-06-25 Visit brand site
Purolator Part Finder Filter 2026-06-25 Visit brand site
Valvoline Product Finder Capacity, Oil type 2026-06-25 Checked source
Castrol (Olyslager) Oil type 2026-06-25 Visit brand site

Where to buy

These are retailer search paths for your vehicle. The specs above are checked — use the retailer's vehicle selector at checkout to confirm before ordering.

This section may include affiliate or sponsored retailer links. They are purchase paths, not fitment evidence.

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