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If you own an Infiniti G37, the oil filter housing is a small part that plays an outsized role in engine health. A properly fitting, well-sealed housing prevents leaks, maintains oil pressure, and makes oil changes simpler. This guide covers the top shortlisted oil filter housings for the Infiniti G37 and explains why each made the list. We evaluated options based on fitment accuracy, seal design, material durability, and ease of installation, so you can pick a housing that reduces the risk of leaks and service headaches. Read on for the criteria we used and the key factors to weigh when choosing the right housing.
Looking for other parts? See all Infiniti G37 parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | Pilida Aluminum Oil Filter Housing Cap Assembly (15620-31060) with Oil Plug |  |
| 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 | MITZONE Aluminum Oil Cooler Filter Housing (Performance Upgrade) |  |
| Best Budget The cheapest option that still gets the job done reliably | GROBARPART Oil Filter Housing Cover Cap Assembly (Replacement for 917-004) |  |
| Most Sold A high-volume bestseller chosen again and again | Yinlowa Aluminum Oil Filter Housing Cap Assembly with Oil Plug (15620-31060) |  |
| Best Value for Money The sweet spot between price and what you get | Dorman Oil Filter Housing Gasket Kit (926-365) |  |
| Best Overall The best all-around choice for most situations | APSG Toyota Genuine Oil Filter Kit with Metal Housing Cap and Wrench |  |
1. Pilida Aluminum Oil Filter Housing Cap Assembly (15620-31060) with Oil Plug
| Material | Aluminum |
|---|---|
| Automotive Fit Type | Vehicle Specific Fit |
| OEM Part Number | 15620-31060 1562031060 15643-31050 |
| Manufacturer | Pilida |
This Pilida oil filter housing cap replaces the factory plastic cover with a billet aluminum unit and includes a drain plug and O-rings for installation. It is intended for routine oil changes and to replace cracked or stripped housings; the aluminum construction resists deformation and helps prevent the common plastic breakage points. Buyers get a part that matches OEM mounting and threads for vehicles listed by the manufacturer, and many users report straightforward installation using the same removal tool as the factory part. The package lists compatible OEM part numbers and the seller provides basic after-sales support. Limitations to consider are that this is an aftermarket replacement rather than a factory part and it may require swapping a short filter spring or stand in some installations to match specific engine variants. Also the listing bundles a filter in images but some users prefer to keep their original filter brand. For reliability-focused owners this is a durable, lower-cost upgrade to replace damaged housings or to prevent future plastic failures.
Best for: Reliability-focused DIY owners who prioritize replacing fragile plastic housings with a sturdier, cost-effective metal alternative to reduce the chance of future failures during oil changes.
Less Ideal for: Owners seeking guaranteed factory-original parts for warranty preservation or those who prefer to only use dealer-sourced replacement components should consider factory replacements instead.
- Billet aluminum construction is stronger and less likely to crack compared with factory plastic housings
- Includes oil drain plug and O-rings to simplify installation during an oil service
- Matches OEM mounting, threads, and common removal tool size for direct replacement
- Multiple users report reliable fit and leak-free performance after repeated oil changes
- Aftermarket part rather than factory-made so fitment can vary across engine variants
- May require transferring or replacing the filter spring/stand from the original unit on some engines
Verdict A durable aluminum replacement housing that improves long-term reliability for owners wanting a stronger alternative to the factory plastic cap.
2. A-Premium Aluminum Oil Filter Housing Cap Assembly
| Material | Aluminum |
|---|---|
| Thread Size | M16 x 1.5 |
| Automotive Fit Type | Vehicle Specific Fit |
| Includes | O-rings and drain plug |
This A-Premium aluminum oil filter housing cap replaces the common plastic cap and is intended as a stronger, longer-lasting alternative. It is installed in place of the stock cap and secures the cartridge-style oil filter using the supplied O-rings and drain plug; installation typically requires removing the old cap, transferring any internal support tube if needed, and tightening the new cap to the factory thread. The aluminum construction tolerates higher temperatures and reduces the risk of cracking during removal compared with plastic housings, and users report the factory-style oil filter wrench fits for removal. Practical benefits include improved structural durability, a metal drain plug that makes oil changes cleaner, and generally good fit and finish. Limitations are mixed fitment reports on some vehicle years and occasional need to swap or adjust the internal support tube for proper alignment; buyers should inspect and clean the part before installation to remove manufacturing debris. Fitment for the Infiniti G37 is not factory-listed so compatibility must be confirmed before purchase.
Best for: Convenience-driven DIY buyers who want a durable, low-hassle replacement cap that reduces the chance of breakage during routine oil changes.
Less Ideal for: Buyers unwilling to verify vehicle compatibility or swap internal components if the supplied support tube does not match their original unit should consider a model-specific factory-quality housing instead.
- Aluminum construction more heat resistant and less likely to crack than plastic caps.
- Includes O-rings and drain plug for conventional cartridge-style oil changes.
- Generally good machining and surface finish for a replacement part.
- Compatible with many Toyota and Lexus cartridge systems where listed, allowing reuse of factory removal tools.
- Not explicitly listed for Infiniti G37 so fitment requires verification.
- Some customers received parts with incorrect inner support tube length or minor manufacturing debris.
- A few reports of incorrect fitment on specific model years of compatible vehicles.
Verdict A durable aluminum replacement cap that improves durability for routine oil changes but requires confirming fitment for the Infiniti G37 before buying.
3. MITZONE Aluminum Oil Cooler Filter Housing (Performance Upgrade)
| Material | Aluminum |
|---|---|
| Product Grade | Performance Part |
| Automotive Fit Type | Vehicle Specific Fit |
| OEM Part Number | 06F115397K 06F115397J 06F115397H |
This aluminum oil cooler filter housing replaces the factory plastic housing and is offered as a more durable, performance-oriented alternative. It installs in place of the original unit and integrates the oil cooler and filter housing into a single metal assembly intended to resist warping and long-term leaks. Typical use is as a preventive or corrective upgrade when the plastic housing shows signs of cracking or causes oil/coolant mixing. Notable features include full-aluminum construction, supplied gaskets and a replacement filter cap and oil filter. In practice the metal casting reduces the risk of the housing deforming under heat and torque, which should make future reseals simpler and less likely to recur. Several buyers note the PCV connection may require attention to fit factory hoses or that aftermarket silicone hoses are recommended, so expect some fitment fiddling on installation. The unit can be messy to replace because swapping the housing involves draining oil and coolant and working in a tight engine bay, and some installers prefer to use OEM gaskets and higher‑quality filter elements instead of the supplied filter.
Best for: Performance-oriented buyers who prioritize a durable, upgradeable part to prevent repeat failures and reduce chance of oil/coolant leaks over the long term.
Less Ideal for: Owners who want a direct, trouble-free bolt-in with zero additional adjustments or who prefer a factory-sourced replacement and original filter components.
- All-aluminum construction resists warping and is more durable than the original plastic housings.
- Supplies gaskets and a replacement filter cap so you get a mostly complete replacement kit.
- Direct replacement for affected transverse 2.0L turbo applications, eliminating the need to source multiple parts.
- Many users report long-term leak-free service after installation, reducing repeat repairs.
- PCV hose connection may not accept factory hoses without modification or switching to silicone hoses.
- Installation is labor-intensive and requires draining oil and coolant, so plan for a full service interval.
- Included oil filter is lower quality than OEM according to multiple user reports.
Verdict A stiff, all-metal replacement that cuts long-term leak risk for 2.0L turbo engines but may need minor hose modifications and a careful install.
4. GROBARPART Oil Filter Housing Cover Cap Assembly (Replacement for 917-004)
| Material | Alloy Steel, Metal |
|---|---|
| Exterior Finish | Stainless Steel |
| Vehicle Service Type | Car |
This GROBARPART oil filter housing cover cap is a low-cost aftermarket replacement designed to swap into a compatible oil filter housing during routine service or after a damaged factory cap. It installs in place of the original cover and is used whenever the housing must be resealed after an oil filter change or repair. The part is cast from metal with a stainless-like finish, and customer reports indicate it fits securely and resists the brittle failure sometimes seen in older factory plastic caps. For a budget buyer the key benefits are correct fitment to listed vehicle applications and a sturdier metal construction that reduces the risk of cracking when hand-tightening. Limitations are that this is an aftermarket part rather than a factory-branded unit and the listing covers many different vehicle models so buyers must confirm compatibility before ordering. Expect basic fit-and-forget performance ideal for routine maintenance but without the assurance of an exact factory replacement label.
Best for: A budget-conscious DIY owner who prioritizes a low-cost, practical replacement during routine oil service and is comfortable verifying fitment before installing.
Less Ideal for: Owners seeking a factory-branded, guaranteed identical replacement or those who prefer dealer-sourced parts with documented OEM traceability should consider other options.
- Metal construction that is less likely to crack compared with aging plastic housings
- Designed to match common replacement part numbers for direct swap-in fit
- Compact, vehicle-specific design intended for straightforward installation during an oil change
- Aftermarket unit so exact factory-identical fit or finish may vary
- Product listing covers multiple vehicle models which requires careful year/make/model verification before purchase
Verdict A low-cost, metal aftermarket replacement that delivers practical durability for budget-focused routine maintenance when compatibility is confirmed.
5. Yinlowa Aluminum Oil Filter Housing Cap Assembly with Oil Plug (15620-31060)
| Material | Aluminum |
|---|---|
| Product Grade | Replacement Part |
| Automotive Fit Type | Vehicle Specific Fit |
| OEM Part Number | 15620-31060 / 15643-31050 |
This aluminum oil filter housing cap assembly replaces the factory plastic cover with a metal unit and includes the drain plug and gasket for a complete swap. It is designed as a direct replacement and is typically used during oil service to prevent leaks and make future oil changes easier. The housing’s aluminum construction resists cracking and heat-related deformation that commonly affects plastic housings, so it feels sturdier when hand-threaded and tightened with a wrench. Installation is straightforward for anyone comfortable with routine maintenance, and the included plug and O-ring reduce the chance of missing parts. Some buyers note the internal filter shaft or length can differ slightly from factory parts, so careful inspection after installation is wise. This is an aftermarket, vehicle-specific replacement rather than a factory part, so fitment should be verified against the G37’s part numbers before ordering.
Best for: A risk-averse mainstream buyer who prioritizes a durable, low-maintenance replacement to avoid recurring failures and extra shop visits during routine oil changes.
Less Ideal for: Enthusiasts seeking OEM-branded parts or those who prefer guaranteed exact factory specifications should consider a factory-quality Infiniti replacement instead.
- Aluminum construction is more durable than factory plastic and less prone to cracking
- Includes oil drain plug and O-ring for a complete replacement during service
- Designed for direct, vehicle-specific fit which simplifies installation
- Not an OEM part so slight differences in internal shaft or filter seating may occur
- Fitment must be confirmed against G37 part numbers because it targets many Toyota/Lexus applications
Verdict A practical, more durable aftermarket replacement for fragile plastic housings that lowers leak risk but verify G37 compatibility before buying.
6. Dorman Oil Filter Housing Gasket Kit (926-365)
| Brand | Dorman |
|---|---|
| Material | Polymer |
| Manufacturer Part Number | 926-365 |
| OEM Part Number | 5175569AB; 5175574AA; 6421801410; 6421840080; A6421801410; A6421840080 |
This Dorman gasket kit supplies the seals needed to stop oil leaks between the two halves of an oil filter housing without replacing the entire housing. It is typically used during a repair where the housing itself is intact but the internal seals have deteriorated and started leaking. The kit includes polymer seals manufactured to match the original seal dimensions and is marketed as a direct replacement for the factory seals, so installation follows the same steps as the original part. Practical benefits include a lower parts cost compared with buying a whole housing and a relatively straightforward swap when you have access to the housing and basic tools. Materials are polymer rated for oil and heat, and the part has been quality tested according to the listing. Limitations to be aware of are that the kit requires removing and cleaning the housing which can be messy and moderately time consuming, and longevity can vary by vehicle and prior condition of the housing surfaces so occasional follow-up checks for leaks are prudent.
Best for: Practical optimizers who want to reduce repair cost by replacing worn seals and extending the life of a serviceable oil filter housing rather than buying a full replacement.
Less Ideal for: Drivers who prefer a guaranteed long-term fix with minimal risk or those unwilling to perform a moderately involved DIY repair should consider a full housing replacement or professional service instead.
- Lets you replace only the failed seals instead of the whole housing, saving parts cost
- Seals are molded to match factory seal dimensions for a direct fit
- Polymer material designed to resist oil and high underhood temperatures
- Widely reported to fit OM642-style filter housings used on many vehicles
- Requires removal, cleaning, and careful reinstallation of the housing which is messy and moderately labor intensive
- Durability has varied in reports so service life may be shorter than a new housing depending on condition of mating surfaces
Verdict A cost-conscious repair option that restores a leaking oil filter housing by replacing the seals, ideal for owners who want to avoid buying a new housing.
7. APSG Toyota Genuine Oil Filter Kit with Metal Housing Cap and Wrench
| Brand | APSG |
|---|---|
| Material | Aluminum, Paper |
| Thread Size | NPT 3/4" |
| Automotive Fit Type | Vehicle Specific Fit |
| Model | A1 Full Kit |
This kit combines a factory-spec paper oil filter with an upgraded aluminum housing cap, cap plug, crush washer, and a dedicated cap wrench to simplify oil changes. It is designed to replace the plastic housing cap that often cracks during removal and provides a metal cover that threads on smoothly for repeated service. Typical use is an in-garage oil change where the wrench speeds removal and the crush washer and plug help ensure a clean reseal. Practical benefits include increased durability versus plastic housings, a tool sized to fit the housing for safe removal, and included sealing hardware so you do not have to source extras. Limitations are that the paper filter element is a standard replacement and may not offer extended-life filtration compared with high-end aftermarket media, and in a few vehicle applications the center tube may need swapping from the old housing for perfect compatibility. Fitment should be verified for the Infiniti G37 before purchase.
Best for: A balanced all-round buyer who wants a reliable, longer-lasting replacement housing and a convenient kit that covers everything needed for routine oil changes on their Infiniti G37.
Less Ideal for: Drivers seeking long-interval or performance-grade filtration media should choose a premium or extended-life filter instead of this standard paper element.
- Includes metal housing cap to replace fragile plastic covers for more durable, long-lasting service
- Comes as a full kit with filter, cap plug, crush washer, and a correctly sized cap wrench for easier oil changes
- Factory-style filter element and OEM part numbers listed for straightforward fitment identification
- Filter media is standard paper rather than an extended-life or premium filtration element
- May require swapping the center tube from the old housing for some vehicle variants to ensure exact fit
Verdict This kit is a practical, factory-style upgrade that replaces fragile plastic housings with a durable aluminum cap and includes the tools and hardware needed for straightforward oil changes on compatible vehicles.
Choosing the Right Infiniti G37 Oil Filter Housing: Key Factors to Consider
Fitment Accuracy
Correct fitment is critical because the housing must align precisely with the engine's oil passages, mounting studs, and filter interface. A housing that fits poorly can cause misaligned ports that reduce oil flow or create stress on mounting points. Even minor alignment issues can make installation difficult and increase the risk of cross-threading or damaged seals. When fitment matches factory specifications, installation is smoother and there is less risk of leaks or early failure.
Confirming vehicle-specific fitment reduces the chance of returns and rework. Look for housings that list the Infiniti G37 explicitly and provide clear measurements or diagrams when available. Proper fitment also helps maintain correct oil pressure readings and ensures the oil filter sits squarely for an even seal.
Seal And Gasket Design
The sealing surfaces and gasket materials determine how well the housing prevents leaks. A robust seal design uses durable elastomers that resist oil, heat, and compression set over time. The gasket should maintain even pressure around the mating surface to avoid localized leaks and should resist swelling or hardening during service intervals. Some housings include integrated O-rings or multi-piece gasket systems; evaluate how these components compress and whether they are replaceable.
A quality gasket reduces the need for emergency repairs and helps maintain engine oil pressure. Properly designed seals also simplify routine maintenance because they are easier to seat correctly during installation and less likely to tear or extrude under torque.
Material Strength And Resistance To Cracking
Housings are exposed to heat cycles, vibration, and chemical exposure from oil and additives, so material choice affects longevity. Aluminum and high-grade plastics each have trade-offs: metals resist deformation and handle heat well, while engineered polymers can absorb vibration and resist corrosion. The key factor is resistance to stress cracking and warping under repeated thermal cycling. A housing that cracks leaves the engine vulnerable to oil loss and contamination.
Consider manufacturing methods and reinforcement in stress-prone areas such as mounting bosses and filter threads. Materials should retain structural integrity through many service cycles to avoid unexpected failures that can be costly and damaging to the engine.
Threading And Filter Interface
The filter mounting threads and cap interface must be durable and accurately machined. Poorly cut threads increase the risk of cross-threading the filter or cap, which can strip threads and cause leaks. The interface should allow easy hand-starting of the filter and provide a solid preload surface for the gasket. Caps or retaining features should engage smoothly and provide consistent clamping force so the filter seal compresses evenly.
Reliable threading reduces installation errors and extends the usable life of both the housing and replaceable filters. When threads are robust and well-finished, routine oil changes become faster and less prone to accidental damage.
Ease Of Installation And Serviceability
A design that simplifies installation reduces labor time and the likelihood of installation mistakes. Features such as clear access to mounting bolts, integrated guide surfaces, and straightforward seal replacement make servicing quicker. Consider whether the housing requires special tools or if common hand tools suffice, and whether removal risks disturbing nearby components. A housing that facilitates clean, quick filter changes helps maintain consistent maintenance practices.
Serviceable designs also consider replacement parts availability, like O-rings or gaskets, so routine upkeep does not become a hassle. Good instructions or straightforward alignment marks help technicians and DIYers achieve a correct installation on the first try.
Compatibility With Engine Oil Flow And Pressure
The housing plays a role in directing oil flow to the filter and preserving correct system pressure. Internal passageways and clearances should match engine requirements so oil reaches the filter without excessive restriction. If internal passages are undersized or poorly routed, it can create pressure drops or turbulence that affect filtration performance. Confirm that the housing maintains the intended oil flow characteristics for the Infiniti G37 engine.
Attention to flow paths helps ensure adequate lubrication during cold starts and high-load conditions. A housing that preserves proper oil circulation supports consistent engine protection and avoids symptoms related to low pressure or inadequate filtration.
FAQ
What are common signs that the Infiniti G37 oil filter housing may be failing?
Common signs include visible oil leaks around the housing area, a noticeable drop in engine oil level between services, or oil pressure warnings. You may also notice oil on nearby engine components or a strong oil smell. These symptoms often indicate seal degradation, gasket failure, or a crack in the housing and usually warrant prompt inspection.
Can I replace the oil filter housing myself on an Infiniti G37?
Many owners can replace the housing with basic mechanical skills and common tools, but access and tight spaces can make the job challenging. Proper torque on bolts and correct seating of seals are important to avoid leaks. If you are unsure about fitment or lack experience with torque specs, seeking professional help reduces the risk of installation errors.
How does a bad housing gasket differ from a cracked housing in symptoms?
A failing gasket typically produces gradual leaks at the mating surface and may show seepage that increases over time. A cracked housing can cause more rapid oil loss and may produce oil spraying or pooling in a localized area. Both can lead to low oil pressure, but cracking is generally more sudden and severe, while gasket issues often worsen progressively.
Are replacement seals and gaskets easy to source for the Infiniti G37 housing?
Replacement seals and gaskets for common service items are usually available from parts suppliers and are often sold individually. Availability can depend on the specific housing design, so confirm the exact gasket or O-ring size when ordering. Keeping a spare seal on hand can make routine maintenance quicker and prevent installation delays.
Will a different housing affect engine oil pressure on the Infiniti G37?
A housing with significantly different internal flow passages or poor sealing can affect oil pressure readings. Most properly designed replacement housings will match the original flow characteristics, so pressure should remain within normal ranges. Choosing a housing specified for the Infiniti G37 and confirming proper installation helps avoid pressure-related issues.
How We Chose the Best Infiniti G37 Oil Filter Housing
We focused on select criteria that matter for Infiniti G37 oil filter housings. Fitment accuracy was prioritized to ensure housings align with engine ports and mounting points to avoid pressure or sealing issues. Seal quality and gasket design were evaluated because a durable seal prevents common leak paths and reduces maintenance frequency. Material and casting integrity were assessed to identify housings resistant to cracking and long-term degradation under heat and vibration. Threading and cap interface quality were considered for reliable filter retention and ease of routine oil changes. Ease of installation and compatibility with common service procedures were factored in to minimize labor time and reduce the chance of installation damage. We excluded options with unclear vehicle-specific fitment or insufficient specification details. Products lacking proper sealing components or with known casting defects were not considered. The final list reflects housings that balance fit, seal durability, material strength, and practical serviceability for the Infiniti G37.
Our full evaluation process is outlined in our review methodology.
Conclusion
When choosing an oil filter housing for an Infiniti G37, prioritize fitment accuracy, seal quality, and material durability. These factors directly affect leak prevention, oil pressure stability, and how often you will need to revisit the repair. Consider ease of installation and whether replacement seals are readily available to minimize service time. Remember that tradeoffs exist between different materials and designs. Focus on housings that explicitly match the Infiniti G37, provide robust sealing solutions, and are built to resist cracking under heat and vibration for the most reliable long-term performance.
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