Note: This article contains affiliate links. If you click on these links and make a purchase, I may earn a small commission at no extra cost to you. This helps support my research and content. Read my full affiliate disclosure here.
If you own a Subaru Impreza, the oil filter housing is a small part that has an outsized impact on engine cleanliness and reliability. Selecting the right housing helps prevent leaks, ensures correct oil flow, and makes routine oil changes simpler. This guide covers seven shortlisted oil filter housings that stood out during our evaluation for fitment, seal performance, and long-term durability. Read on to understand the factors we checked and how each housing meets the needs of Impreza owners before you inspect specific options.
Looking for other parts? See all Subaru Impreza parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | YEHERIT Aluminum Oil Filter Housing, replacement for part #26300-3LAA0 |  |
| Most Popular A crowd favorite that many people choose with confidence | A-Premium Aluminum Oil Filter Housing Cap Assembly |  |
| Best Quality Built to a higher standard if you want something more solid | APSG Genuine Metal Oil Filter Housing Cap Kit with Wrench and Crush Washer |  |
| Best Budget The cheapest option that still gets the job done reliably | EVRBUL 67mm 14-Flute 3/8" Drive Oil Filter Cap Removal Socket |  |
| Most Sold A high-volume bestseller chosen again and again | ROVIKE Oil Filter Housing Cap Assembly with Plug and Gasket |  |
| Best Value for Money The sweet spot between price and what you get | Yinlowa Aluminum Oil Filter Housing Cap Assembly Kit |  |
| Best Overall The best all-around choice for most situations | Toyota Genuine Oil Filter Housing Cap and Drain Plug (15620-31060 / 15643-31050) |  |
1. YEHERIT Aluminum Oil Filter Housing, replacement for part #26300-3LAA0
| Brand | YEHERIT |
|---|---|
| Material | Aluminum |
| Product Grade | Replacement Part |
| Automotive Fit Type | Vehicle Specific Fit |
| OEM Part Number | 26300-3LAA0 |
This aluminum oil filter housing replaces the factory plastic unit and is engineered to match part number 26300-3LAA0 for straightforward installation. In service it functions the same as the original housing but uses an all-aluminum construction that resists cracking, handles higher heat, and reduces the chance of oil leaks common with plastic housings. The kit arrives ready to bolt on and reviewers report easy installation with standard hand tools and good thread fitment. Practical benefits include more reliable long-term sealing, less chance of repeat failures on vehicles driven in hot or demanding conditions, and the potential for cleaner engine oil containment. Limitations are that it is a direct replacement only for vehicles that use the specified part number and it does not change filter element performance beyond providing a sturdier housing; buyers should follow recommended torque values and use compatible oil filters and gaskets during installation.
Best for: A reliability-focused buyer who prioritizes fixing recurring oil leaks and wants a longer-lasting, factory-quality replacement housing to reduce maintenance headaches.
Less Ideal for: Shoppers seeking improved filtration performance or a universal swap for different engines should look for a different solution that includes a performance filter or broader compatibility.
- All-aluminum construction reduces risk of cracks and thermal deformation compared with plastic housings
- Engineered as a direct replacement to match OEM part number for straightforward installation
- Reportedly bolts up cleanly with standard tools and good thread fitment
- Improved sealing potential helps prevent oil leaks that can damage engine components
- Fitment and function are limited to vehicles that use part number 26300-3LAA0 and are not universal
- Does not include upgraded filtration media or change oil filter performance beyond housing durability
Verdict Choose this aluminum housing if you need a sturdier, leak-resistant replacement that matches part 26300-3LAA0 and prioritizes long-term reliability.
2. A-Premium Aluminum Oil Filter Housing Cap Assembly
| Material | Aluminum |
|---|---|
| Thread Size | M16 x 1.5 |
| Fit Type | Vehicle Specific Fit |
| Includes | O-rings and drain plug |
This aluminum oil filter housing cap replaces the common plastic cap that surrounds the cartridge-style oil filter and includes O-rings and a drain plug for easier oil changes. It is machined aluminum, which resists cracking and tolerates higher under-hood temperatures compared with plastic covers, and it accepts the same oil filter wrench profile so removal and installation feel familiar. The listing includes interchangeable inner support tubes to match different cartridge lengths and a factory-style drain port to limit spills during service. In practice it makes oil changes cleaner and the cap feels more robust, but a few buyers reported occasional fitment differences between model years and some minor metal shavings from manufacturing that should be cleaned before installation. This part is a practical, low-cost upgrade for anyone wanting a longer-lasting housing cap, though you should verify exact fitment for your vehicle year and inspect the inside before final assembly.
Best for: Practical, convenience-driven buyers who want a lower-maintenance, longer-lasting replacement part to make routine oil changes quicker and less messy.
Less Ideal for: Buyers who need guaranteed fitment for a Subaru Impreza or those unwilling to verify part compatibility should avoid this since it is designed for Toyota/Lexus applications and may not fit other makes.
- Aluminum construction is more durable and heat-resistant than factory plastic caps
- Includes O-rings and a drain plug for cleaner oil changes
- Fits common Toyota oil filter wrench profile for easy removal and installation
- Multiple inner support tubes provided to help match different cartridge lengths
- Some buyers reported fitment variation between years and models requiring verification before purchase
- Manufacturer residue or metal shavings have been noted and require cleaning before install
Verdict A durable, convenience-focused aluminum replacement cap that makes oil changes cleaner, but verify fitment carefully before buying.
3. APSG Genuine Metal Oil Filter Housing Cap Kit with Wrench and Crush Washer
| Brand | APSG |
|---|---|
| Material | Metal,Plastic |
| Thread Size | M16 x 1.5 |
| Automotive Fit Type | Vehicle Specific Fit |
This kit replaces a factory plastic oil filter housing cap with a metal housing cap designed to resist cracking and leaks during repeated oil changes. It ships as a complete swap: the aluminum cap, a crush washer for the drain plug, and an APSG cap wrench to remove and install the housing without damaging the new part. In practice the metal cap simplifies servicing because it tolerates higher torque and is less likely to warp or crack when you pull the filter assembly apart. The included wrench fits the cap and speeds routine maintenance, while the crush washer helps ensure a clean seal at the drain point. Limitations to expect are that this is a direct replacement component and may require swapping a metal tube or using a shorter filter on some installs, so check clearances before final assembly; it is not a universal upgrade and must match the vehicle-specific fitment for the Impreza. If you need a durable, service-friendly upgrade to the standard plastic cap, this kit delivers real-world durability and easier oil changes.
Best for: Performance-oriented Subaru Impreza owners who prioritize a long-lasting, service-friendly upgrade to factory plastic parts and want a stronger, more durable housing for repeated oil changes.
Less Ideal for: Buyers looking for a one-size-fits-all or universal solution should avoid this kit; do not choose it if you prefer to keep the original factory plastic cap for warranty or originality reasons.
- Aluminum housing resists cracking and warping compared with plastic caps
- Includes dedicated cap wrench to simplify removal and installation
- Comes with crush washer for the drain plug to help prevent oil leaks
- Sold as a complete replacement kit for a direct-fit, vehicle-specific upgrade
- May require swapping the vehicle's metal tube or using a different filter length on some installations
- Not a universal part so fitment must be confirmed for the Subaru Impreza
Verdict A durable metal replacement housing cap kit that makes oil changes easier and reduces the risk of cracked plastic caps, provided you confirm Impreza-specific fitment and any tube or filter length adjustments.
4. EVRBUL 67mm 14-Flute 3/8" Drive Oil Filter Cap Removal Socket
| Compatibility | 66–67mm spin-on filters with 14 flutes (Subaru Impreza fitment) |
|---|---|
| Drive | 3/8-inch ratchet or 26mm hex socket |
| Material | Aluminum |
This compact cap-style wrench is made for the 66–67mm, 14-flute spin-on oil filter housings found on many Subaru Impreza engines and gives you a direct way to turn the factory-style filter canister from under the vehicle. It slips over the filter can and accepts a 3/8-inch ratchet or a 26mm hex socket so you can break loose tight, hard-to-reach housings without resorting to pliers. The aluminum construction and electrophoretic finish resist corrosion while keeping the tool light and easy to handle. In practice it shines on tight factory-installed filters where other generic wrenches are too large or cannot engage the flutes, and several users report it fits Impreza filter part numbers listed by Subaru. Limitations are its single-size design and that fit relies on correct filter flute count and diameter, so it will not work if the filter has different dimensions or damaged flutes. Expect a simple, low-cost tool that solves one specific removal/install task rather than a multi-purpose shop tool.
Best for: Budget-conscious DIYers who prioritize a low-cost, single-purpose tool to service Subaru Impreza oil filters themselves and avoid shop labor. They value practical, no-frills gear that fixes a common, fitment-specific maintenance problem.
Less Ideal for: Anyone who needs a multi-size or heavy-duty commercial toolset or who frequently services a wide variety of vehicles with different filter designs should consider a more versatile or stronger option.
- Made from aluminum with a corrosion-resistant finish for lasting use in the engine bay
- Direct 14-flute fit engages factory-style Subaru spin-on filter housings for reliable torque transfer
- Works with common 3/8" ratchets or a 26mm hex socket so no specialty tools are required
- Compact cap design reaches recessed filters in tight underbody locations
- Single fixed size only fits 66–67mm, 14-flute filter cans and will not work on other filter sizes or flute counts
- Aluminum body is lighter than steel and can show wear if frequently used with excessive force
Verdict A cheap, fit-specific cap wrench that reliably removes and installs Subaru Impreza 66–67mm, 14-flute oil filter housings for DIY maintenance.
5. ROVIKE Oil Filter Housing Cap Assembly with Plug and Gasket
| Material | Aluminum |
|---|---|
| Manufacturer | ROVIKE |
| Manufacturer Part Number | 1562031060 |
This oil filter housing cap assembly replaces common factory part numbers and comes with a plug and gasket so you have the main pieces needed for a cap swap. It is cast from aluminum and intended to thread onto the oil filter housing to seal the filter chamber and provide the oil drain/plug function. Typical use is a routine repair when the original cap is cracked, stripped, or leaking during an oil change. The assembly claims vehicle-specific fit and includes a gasket to simplify installation, and the solid-aluminum construction should resist corrosion compared with cheaper plastics. Important limitations are that fitment is vehicle-specific and the listing references several Toyota part numbers rather than Subaru applications, so you must confirm compatibility with your Subaru Impreza before buying. Also the listing does not provide torque specs or OEM part cross-references for Subaru, so installation may require verifying factory tightening procedures and checking thread condition on the housing.
Best for: Risk-averse mainstream buyers who prioritize replacing a failed oil filter cap with a durable aftermarket component and prefer receiving all necessary sealing parts together.
Less Ideal for: Do not choose this if you cannot verify exact Subaru Impreza compatibility or if you require factory-specific documentation and Subaru part cross-references for installation.
- Includes cap plug and gasket so you receive the main sealing components in one package
- Aluminum construction offers improved corrosion resistance over some plastic caps
- Marketed as a direct replacement for common filter cap part numbers for straightforward swapping
- Listing focuses on Toyota part numbers and years rather than Subaru fitment details
- No torque specifications or Subaru-specific installation guidance provided
Verdict A durable aluminum replacement cap that includes the plug and gasket, but confirm Subaru Impreza compatibility and installation details before purchasing.
6. Yinlowa Aluminum Oil Filter Housing Cap Assembly Kit
| Brand | Yinlowa |
|---|---|
| Product Grade | Replacement Part |
| Automotive Fit Type | Vehicle Specific Fit |
| Exterior | Aluminum |
This aluminum oil filter housing cap assembly replaces the fragile factory plastic cover and is intended for use during routine oil changes on supported Toyota and Lexus models. The kit ships with a preinstalled oil filter, O-rings, a drain plug, and a small wrench so you can swap the housing without extra parts. The aluminum construction is stiffer and more heat resistant than plastic, which reduces the chance of cracks or stripped threads when tightening during service. Users report straightforward hand-thread installation with a light wrench final torque and no leaks when installed correctly. A few buyers noted the internal filter shaft is slightly shorter than some factory housings, which could be a concern if you expect an exact match, but most found it functional and durable. If you want a one-piece upgrade that simplifies oil changes and lowers the risk of repeated plastic-cap failures, this kit delivers practical durability for DIY maintenance.
Best for: Practical optimizers who prioritize reliable, long-lasting DIY maintenance solutions and want a cost-effective upgrade to avoid repeat plastic-cap failures.
Less Ideal for: People seeking parts specifically for Subaru Impreza should not choose this product because it is designed for Toyota and Lexus applications; professional shops that require exact factory-matching components may prefer dealer parts.
- Aluminum housing is more durable and heat resistant than factory plastic caps.
- Includes oil filter, O-rings, drain plug, and wrench for a complete oil change swap.
- Direct-fit design for the listed Toyota and Lexus models simplifies installation.
- Multiple user reports of no leaks and improved longevity compared with plastic housings.
- Not an exact internal match for every vehicle—some users reported a shorter filter shaft than the original.
- Fitment is vehicle-specific so it must be matched to the correct model and part number before ordering.
Verdict A compact, all-in-one aluminum replacement housing kit that delivers better durability than the stock plastic cap and good value for DIY maintenance on the supported Toyota and Lexus models.
7. Toyota Genuine Oil Filter Housing Cap and Drain Plug (15620-31060 / 15643-31050)
| Material | Stainless Steel |
|---|---|
| Manufacturer | Toyota |
| Automotive Fit Type | Vehicle Specific Fit |
| Manufacturer Part Number | 15620-31060, 15643-31050 |
This Toyota genuine oil filter housing cap and drain plug replace the common plastic cap used on factory filter assemblies and is intended to be installed in place of the OEM plastic piece. It is typically used during a service to upgrade the filter housing for greater durability and to simplify oil changes when combined with the factory drain plug. The product is stainless steel with a machined finish, comes with the housing cap and a drain plug, and matches Toyota factory specifications for fit and sealing. In real-world use the metal housing resists cracking and is easier to loosen with standard oil filter cup tools, and reviewers report reliable sealing when torqued to specified values. Limitations to be aware of include strict fitment differences between model years and internal filter canister sizes, so verify compatibility before swapping; some buyers received only the cap in certain listings or found the internal dimensions different from their existing canister. Also the packaging may arrive loosely packed but the part itself is reported as factory-quality.
Best for: Balanced owners who prioritize a durable, factory-spec replacement and want a long-lasting upgrade from plastic housings for routine maintenance on their Subaru Impreza.
Less Ideal for: Owners who need a universal or multi-vehicle retrofit solution or those unwilling to confirm exact model-year fitment should look elsewhere.
- Factory-quality metal construction reduces risk of cracking compared with plastic housings
- Machined stainless finish and OEM part numbers indicate direct-fit replacement
- Includes matching drain plug for standard oil change procedures when listed together
- Easier to remove and torque accurately with common oil filter cup tools
- Fitment can vary by model year and internal canister size, so some vehicles may require returns
- Some listings may ship only the cap without the drain plug depending on vendor packaging
Verdict A factory-quality metal swap that extends longevity versus plastic housings but verify Subaru Impreza year and canister size before buying.
Choosing the Right Subaru Impreza Oil Filter Housing: Key Factors to Consider
Fit and Mounting Compatibility
Correct fitment to the Subaru Impreza engine is essential because the housing must align precisely with mounting points, oil passages, and filter connections. A housing that does not seat properly can cause stress on bolts and create gaps where oil can leak.
Check the alignment of bolt holes, the depth of the filter well, and the orientation of any attached sensors or lines. Proper mounting reduces vibration-related loosening and helps maintain a reliable seal over time, which lowers the chance of needing recurrent repairs.
Seal and Gasket Quality
The seal between the housing and the engine block, plus any gaskets around the filter interface, are the primary defenses against oil leaks. Materials that resist heat, oil exposure, and compression set will maintain sealing force longer and reduce seepage.
Look for housings that use robust gasket materials and provide a design that evenly compresses the gasket. A well-designed sealing surface minimizes uneven wear and reduces the likelihood of seepage or seepage-related oil pressure issues.
Material Durability and Resistance to Cracking
Housings can be made from various metals or composites, and continued exposure to engine heat, road vibration, and thermal cycling can lead to cracking over time. Materials that withstand these stresses preserve structural integrity and maintain oil containment.
Consider housings with proven resistance to embrittlement and thermal fatigue. A durable housing lowers the risk of sudden failures that can lead to leaks, loss of oil pressure, or engine damage.
Ease of Service and Maintenance
An oil filter housing that allows easy filter changes and access to seals simplifies routine maintenance. Design features such as clear filter orientation, accessible bolts, and straightforward gasket replacement reduce time spent during oil changes.
Ease of service matters because it reduces the chance of incorrect reinstallation and helps ensure gaskets are replaced properly. For owners who do their own maintenance, simpler housings lower the risk of error and speed up service intervals.
Port and Sensor Integration
Many housings incorporate ports for oil lines, pressure sensors, or return passages. Properly integrated ports that match the Impreza's lines and sensor fittings avoid leaks and ensure correct engine monitoring.
Assess whether ports are located for easy routing and if threaded fittings use appropriate standards. Correct integration prevents stress on attached hoses and sensors, which otherwise can lead to leaks or false readings.
Compatibility With Replacement Parts
Compatibility with common replacement gaskets, seals, and filters reduces future maintenance complexity. Housings that accept standard-size filters and widely available gaskets make it easier to source parts when it is time for servicing.
Choosing a housing that uses common part numbers or standardized seal sizes helps minimize downtime and avoids the need for special-order components. This practical compatibility also tends to keep long-term ownership simpler and more reliable.
FAQ
What are common symptoms of a failing oil filter housing on a Subaru Impreza?
Common signs often include visible oil seepage around the housing, a drop in engine oil level without visible leaks elsewhere, or oil on the ground after parking. You might also notice burning oil smell if oil contacts hot exhaust components. If you see any of these signs, inspect the housing gasket and mating surfaces for damage or deformation.
Can I replace the oil filter housing myself?
Many owners can replace the housing themselves if they have basic mechanical skills and the right tools. The job usually involves draining some oil, removing mounting bolts, and swapping gaskets and seals. Take care to torque bolts to specifications and verify all ports and sensor fittings are properly reconnected to avoid leaks.
How long should an oil filter housing last on an Impreza?
Lifespan varies depending on material quality, driving conditions, and maintenance practices, but a well-made housing often lasts many years under normal use. Heat cycling and road conditions can accelerate wear, so regular inspection of seals and checking for leaks helps catch problems early before they become serious.
What causes oil filter housing leaks?
Leaks usually stem from degraded gaskets or seals, improper installation torque, cracked housing material, or damaged mating surfaces on the engine. External factors like overtightening, impact damage, and repeated thermal cycling can also compromise the seal. Addressing the root cause is important rather than just tightening fasteners.
Do oil filter housings have specific part numbers I should match?
Yes, housings typically have part numbers that indicate fitment to particular engines and model years. When replacing a housing, matching the correct part number or ensuring equivalent fitment details is important to guarantee proper alignment of ports, sensors, and mounting points.
How We Chose the Best Subaru Impreza Oil Filter Housing
We focused our selection on parts and replacements that match the Subaru Impreza's engine fitment and that address common failure modes. Key evaluation criteria included physical fit and mounting integrity to ensure straightforward installation; seal and gasket performance to minimize oil seepage; material durability and resistance to cracking under heat and vibration; ease of service including access to the filter and drain points; and compatibility with standard oil filter sizes and lines to avoid additional modifications.We excluded parts without clear fitment data or those lacking demonstrated sealing materials and construction details. Also excluded were housings that required extensive modification or adapters. The resulting list prioritizes housings that balance reliable sealing and durable construction while keeping installation and routine maintenance practical for most Impreza owners.
Our full evaluation process is outlined in our review methodology.
Conclusion
When choosing an oil filter housing for a Subaru Impreza, prioritize correct fitment and a reliable seal to prevent leaks and maintain oil pressure. Balance material durability with serviceability so the housing lasts while remaining easy to service during oil changes.Tradeoffs commonly involve material choices and the complexity of integrated ports. Focus on housings that clearly match your Impreza's fitment, use robust gasket materials, and provide straightforward access for routine maintenance.
Explore More:
- Check out all Subaru Impreza parts & accessories
- Explore Oil Filter Housings Maintenance & Repair Guides
- Explore Engine
- Browse all Auto Parts
