Subarus do not have a single universal oil filter. Filter type, size, and part numbers vary by engine family and model year. For example, older EJ-era engines typically used traditional spin-on filters, while many newer FA/FB-era engines use cartridge-style filters housed in a dedicated oil-filter assembly. Always verify the correct filter by checking your engine code and model year in Subaru's official parts catalog or your owner's manual.
Why filter choices vary across models
Subaru has operated through several engine generations, each with its own filter design and mounting configuration. This means you cannot rely on a single replacement part for every Subaru vehicle. The right filter depends on the engine family and year, not just the car model alone.
Common patterns across generations can help guide you, but always confirm with documentation specific to your vehicle.
- Older Subaru engines such as many EJ-era models generally used a traditional spin-on oil filter that threads onto the engine block.
- Newer Subaru engines such as the FA/FB-era platforms commonly use a cartridge-style oil filter that sits in a housing and is replaced as a cartridge rather than a full spin-on canister.
- There are regional or model-specific variations, so always verify against your exact engine code and model year using Subaru's parts catalog or a trusted parts supplier.
Understanding these differences helps you source the correct filter and avoid mismatches that can lead to leaks or improper filtration.
How to identify and source the right filter
Use these steps to determine the correct oil filter for your Subaru. Start with your engine code and model year, then confirm in official catalogs.
- Find your engine code on the engine block or under the hood label (examples include EJ25, FA20, FB20, EZ36, etc.).
- Check the owner's manual or service manual for the exact filter part number or specification for your year and market.
- Cross-check the part in Subaru's official parts catalog or reputable aftermarket sources to confirm the thread size, housing type (spin-on vs cartridge), and any required seals or adapters.
- Inspect the current filter during a service to determine whether you have a spin-on canister or a cartridge-style housing.
- Order from a reputable source that explicitly lists compatibility with your engine code and year to avoid mismatches.
Following these steps will help you identify and purchase the correct oil filter for your Subaru, minimizing the risk of installation issues or filtration problems.
Practical buying tips
Prefer OEM Subaru filters or trusted aftermarket brands that specifically state compatibility with your engine code and year. Avoid generic universal filters that may not seal properly or fit the housing.
Summary
In short, Subarus do not share a single oil filter across all models. The correct filter depends on the engine family, year, and market. Always verify with the engine code and use the official parts catalog or your owner's manual to source the right filter. This approach helps ensure proper filtration, sealing, and engine protection.
Are fram oil filters good for Subaru?
At FRAM, we offer a wide range of oil filters for all SUBARU models listed below. FRAM oil filters meet or exceed manufacturer requirements, are engineered for use with both conventional and synthetic motor oils, and deliver maximum engine protection throughout the entire OE-recommended oil change interval.
Are all Subaru filters the same?
Subaru has three filters that are pretty much the same. By “the same” I mean that the threads, gaskets, and thread setback are identical. These three filters all supersede into the same part number for many aftermarket brands.
What is the part number for the oil filter on a Subaru?
15208AA15A - Engine Oil Filter.
What is the number one issue with Subarus?
Subaru's most common problem: transmission failure
- Stalling: Replacing a thrust washer or using a CVT-friendly transmission fluid can stop your transmission from stalling.
- Growling noise: If your engine snarls at you when you accelerate, there's probably an issue with one of the pulleys in the CVT.