Looking for a suitable subaru crosstrek oil series without spending hours researching different products?
Browse these 10 options to compare their features, benefits, and overall value before choosing.
Top 10 Best Subaru Crosstrek Oil Series
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1Subaru Forester Outback Impreza Ascent Legacy Crosstrek Oil Change Kit – Filter – Gasket – & 5 Qts Synthetic Motor Oil SAE 0W-20 – Genuine OEM
Best in Budget
- Subaru Part Number: 15208AA21A (Filter), 803916010 (Crush Gasket) , SOA427V1310 (OIL 5 QT BOTTLES). Please check owners manual for oil capacity requirements !!!!!!!
- 2019-2026 Ascent
- 2018-2023 Crosstrek (All Engines)
- 2019-2024 Forester & 2022-2025 Forester Wilderness
- 2017-2023 Impreza (Non-Turbo)

2Subaru Synthetic Motor Oil SAE 0W-20 5 Quart Container SOA427V1325 Oem Genuine
Editor’s Pick
- SOA427V1325 (OIL 5 QTS) Container Subaru Brand Motor Oil
- 2019-2023 Ascent
- 2018-2023 XV Crosstrek (All Engines)
- 2019-2023 Forester ( Non-Turbo)
- 2017-2023 Impreza (Non-Turbo)

3Subaru 2024-2026 Impreza & Crosstrek, 2025 2026 Forester 2026 Outback 0W-16 5 Quart Synthetic Oil Change Kit with Filter & Gasket – SOA427V3000 x5, 15208AA21A x1, 803916010 x1 – Genuine OEM
People’s Choice
- 15208AA21A (Filter), 803916010 (Crush Gasket) , SOA427V3000 x5 (Oil, 5 quarts)
- Part Numbers 15208AA160,15208AA15A, and SOA6351520815 15208AA20A superseded to 15208AA21A
- Crosstrek 2024-2026
- Forester 2025 NON-Wilderness Models
- Forester 2026 all models

4Subaru Synthetic Motor Oil SAE 0W-16 5 Quart Container SOA427V3100 Oem 2024 Crosstrek 2024 Impreza 2025 Forester Genuine
- SOA427V3100 (0W-16 OIL 5 QTS) Container
- 2024 Crosstrek
- 2024 Impreza
- 2025 Forester
- Please check owners manual for oil capacity requirements

5Castrol GTX Full Synthetic 0W-20 Motor Oil, 5 Quarts
- 6X better wear protection on critical engine parts than industry standards**
- 1.3X better sludge protection than industry standards*
- 3X Stronger against viscosity breakdown than leading full synthetic^
- Protection for 10,000 miles between oil changes
- Meets or exceeds the following specifications: API SP/SN PLUS/SN | ILSAC GF-6 | GM dexos1 Gen 3 | Meets Ford WSS-M2C947-B1 | Meets Ford WSS-M2C962-A1 |

6Mobil 1 High Mileage Full Synthetic Motor Oil 0W-20, 5 Quart
- High Mileage for engines 75,000+ miles
- Helps extend engine life of higher mileage vehicles
- Protects for 15,000 miles – guaranteed*
- Contains additives to help fight sludge
- Keeps your engine running like new

7Subaru Engine Oil Filter & Crush Washer Kit (1, 2, 3, 6, 12 pks available) Outback Legacy Impreza Forester XV Crosstrek Ascent 15208AA21A 803916010 (1 Pack)
- The Genuine Subaru Engine Oil Filter removes millions of microscopic pollutants and dust particles. Remember to change your engine oil and filter every 6 months or every 7,500 miles depending on conditions where you are. Check your owner’s manual for the replacement schedule that’s right for your Subaru.
- Subaru Part Number: 15208AA21A (Filter), 803916010 (Crush Gasket)
- 2019-2026 Ascent
- 2013-2026 Crosstrek (All Engines)
- 2013-2026 Outback and Legacy (4-Cyl. Only)

8Castrol EDGE 0W-20 Advanced Full Synthetic Motor Oil, 5 Quarts
- 3X Stronger than the leading full synthetic*
- 10X Better high stress performance**
- 20,000 miles between oil changes***
- *Viscosity breakdown as measured in Kurt Orbahn test on 5W-30 grade
- **As measured in Seq IX test under high load/torque conditions vs. API SQ test limits

9Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-20, 5 Quart
- Improves Gas Mileage***
- Helps increase engine efficiency
- Protects for 15,000 miles – guaranteed*
- Contains additives to help fight sludge
- Suitable for Hybrid vehicles

10Subaru Forester Outback Impreza Crosstrek Oil Change Kit Filter Gasket & 6 Qts Synthetic Motor Oil SAE 0W-20 2011-2026 Genuine OEM
- Subaru Part Number: 15208AA21A (Filter), 803916010 (Crush Gasket) , SOA427V1310 (OIL 6 QTS)
- 2019-2026 Ascent
- 2013-2023 XV Crosstrek (All Engines)
- 2011-2021 Forester ( Non-Turbo)
- 2022-2024 Forester
Final Thoughts
With so many subaru crosstrek oil series options on the market, a little comparison goes a long way. The list above brings the strongest contenders together so you can make a confident, well-informed choice.
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