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If you drive a BMW 5 Series, the right oil cooler can reduce operating temperatures, protect engine components, and extend service intervals. You want a unit that fits correctly, handles the engine's heat load, and resists common failure modes so you can keep driving with confidence. This guide covers our shortlisted oil coolers for the BMW 5 Series. We evaluated candidates on cooling capacity, build quality, and ease of fitment to create a focused set of top picks. Read on to understand what matters and which features to prioritize before you decide.
Looking for other parts? See all BMW 5 Series parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | MOTOKU Aluminum Engine Oil Cooler and Filter Housing with Filter for BMW |  |
| Most Popular A crowd favorite that many people choose with confidence | MITZONE Aluminum Oil Cooler and Filter Housing Assembly (replacement for BMW 11428596283) |  |
| Best Quality Built to a higher standard if you want something more solid | FBXINTUM Aluminum Oil Filter Housing with Cooler for BMW Diesel Engines |  |
| Best Budget The cheapest option that still gets the job done reliably | A-Premium Engine Oil Cooler for BMW E90 335d / E70 X5 L6 3.0L |  |
| Most Sold A high-volume bestseller chosen again and again | INFINAUTO Engine Oil Cooler and Filter Housing Assembly for BMW (Aluminum Alloy) |  |
| Best Value for Money The sweet spot between price and what you get | YITHSWAY Aluminum Engine Oil Cooler & Filter Housing Adapter |  |
| Best Overall The best all-around choice for most situations | CYTROBE Aluminum Engine Oil Filter Housing with Gasket and Bolts |  |
1. MOTOKU Aluminum Engine Oil Cooler and Filter Housing with Filter for BMW
| Compatible Vehicles | Select BMW 230i, 320i, 330e/330i, 430i, 530e/530i, 740e xDrive, X3, X4 (listed years) |
|---|---|
| Material Type | Aluminum |
| Thread Size | M16 x 1.5 |
| Included Components | Engine oil cooler and oil filter housing with filter |
This MOTOKU assembly replaces the factory plastic oil cooler and filter housing with an aluminum unit that combines the oil cooler and filter mount into a single replacement part. It is intended for bolt-in replacement on specified BMW 2, 3, 4, 5 and X-series models and is typically used when the original housing cracks or when upgrading to a metal component for longevity. The aluminum construction should resist heat and deformation better than the original plastic housing and comes with a threaded oil fitting that matches OEM-style connections. Buyers will appreciate that the part ships with a disposable oil filter included and that customers report solid fit and value for the price. Expect some casting flash and the need for careful cleaning before installation; fitment requires matching the listed vehicle applications and correct thread size. This is a practical, cost-effective option for owners prioritizing a durable, factory-replacement style solution but it is not a performance aftermarket cooler with increased capacity or engineered cooling fins.
Best for: Reliability-focused BMW owners who want a metal, factory-replacement style oil cooler housing to avoid repeated failures from the original plastic part and prefer practical, long-lasting repairs.
Less Ideal for: Drivers seeking a performance oil cooler with increased cooling capacity or motorsport upgrades should consider a dedicated high-capacity aftermarket cooler instead.
- Aluminum construction offers greater durability and heat resistance than typical plastic housings
- Ships with an included disposable oil filter for a single replacement service
- Vehicle-specific fitment list covers many BMW 2, 3, 4, 5 and X-series model years for direct replacement
- Performance-grade part intended as a long-lasting factory-quality replacement
- Not an upgraded high-capacity cooler so cooling performance is similar to the factory unit
- May show casting flash that requires cleanup before installation
Verdict A budget-friendly, metal replacement for failing factory plastic oil cooler housings that favors durability and direct fit over increased cooling performance.
2. MITZONE Aluminum Oil Cooler and Filter Housing Assembly (replacement for BMW 11428596283)
| Compatible part number | 11428596283 |
|---|---|
| Material Type | Aluminum |
| Fitment | Vehicle specific fit for 2016–2022 BMW 2/3/4/5/7/X models with 1.5L or 2.0L turbo engines |
| Included components | Filter cap, gaskets, oil cooler, oil filter, oil filter housing |
This MITZONE assembly replaces the factory plastic oil filter housing and integrates an oil cooler and filter mount into a single aluminum unit. For the 2019–2022 BMW 530i and 530e 2.0L turbo models covered by the fitment list, it is installed where the OEM housing sits and connects to the engine cooling and oil circuits. The aluminum construction aims to resist the cracking and deterioration seen with the original plastic housings and offers a more durable surface for the oil cooler and filter to mount to. The kit ships with gaskets, a filter cap and associated components so a mechanic can swap the housing during a scheduled service. Expect a multi-hour job with restricted access on some 5 Series variants and follow torque procedures carefully. A few users report fastening and fitment headaches and an occasional hardware failure, so plan for careful bolt selection and professional installation if you are not experienced. When installed correctly the metal unit can eliminate recurring failures from the plastic housing and provide longer service life.
Best for: Buyers who prioritize convenience and a longer-lasting, drop-in replacement for recurring oil housing failures on 5 Series models and want a durable upgrade over the factory plastic part.
Less Ideal for: Do not choose this if you prefer plug-and-play dealer replacement with guaranteed parts traceability or if you lack access to a competent shop for a moderately complex installation.
- Aluminum construction less likely to crack than factory plastic housings
- Includes oil filter cap, gaskets and related components for a one-kit replacement
- Direct replacement for part number 11428596283 on listed BMW models
- Integrated oil cooler design keeps original routing and function intact
- Per-customer feedback indicates good long-term durability when properly installed
- Installation can be difficult on some 5 Series variants due to limited access and may require specialty sockets and extensions
- Some buyers reported hardware or screw issues that required rework or aftermarket fasteners
- A minority of units in reviews failed early, indicating variable quality control
Verdict A practical aluminum upgrade to replace recurring plastic housing failures on compatible BMW 5 Series models, but plan for a careful installation and possible hardware adjustments.
3. FBXINTUM Aluminum Oil Filter Housing with Cooler for BMW Diesel Engines
| Material Type | Aluminum |
|---|---|
| Thread Size | M16 x 1.5 |
| Part Interchange Info | Replaces 7119906123, 7149197038, 11137800620, 11428507627 |
| Compatible with Vehicle Type | Car |
This aluminum oil filter housing replaces the factory plastic unit and integrates an oil cooler to help manage oil temperature under load. It is used as a direct replacement on compatible BMW diesel models and installs in place of the original housing and cooler assembly. Constructed from machined aluminum, the housing improves heat dissipation and feels more robust than the brittle plastic factory parts, which reduces the risk of cracking and oil leaks. The unit ships with seals and hardware and claims vehicle-specific fit for many 1, 3, 4, 5 and X-series diesel engines, making it suitable for preventative upgrades or repairs when the plastic housing shows age. Some buyers noted gasket differences and recommend swapping in an OEM gasket for long-term peace of mind, and one minor fitment detail reported a missing compatible screw for the dipstick. Expect a heavier, more durable part that may require careful installation and correct torqueing in tight engine bays.
Best for: Performance-oriented BMW owners who prioritize durable, factory-quality upgrades to reduce oil overheating and eliminate brittle-plastic failure risks when maintaining diesel 5 Series engines.
Less Ideal for: Buyers seeking a simple, low-effort cosmetic part or those unwilling to perform a moderately complex service should consider professional installation or a different solution.
- Aluminum construction offers improved heat dissipation and greater resistance to cracking compared with plastic housings
- Integrated oil cooler simplifies replacement by combining housing and cooler in one assembly
- Machined casting and included hardware reproduce factory alignment for straightforward direct-fit installation
- Compatible with a wide range of BMW diesel models listed for vehicle-specific fit
- Included gasket may differ from OEM shape so some installers prefer to use an OEM gasket for warranty against leaks
- Can be heavier and bulkier to install in tight engine bays, making the job more involved for DIYers
- May not include every small fastener or dipstick screw compatible with the original assembly
Verdict A robust aluminum upgrade that cuts the failure risk of plastic housings and helps control oil temperatures, best for owners who want a long-term, performance-minded replacement.
4. A-Premium Engine Oil Cooler for BMW E90 335d / E70 X5 L6 3.0L
| Compatible Vehicle Type | Car |
|---|---|
| Fuel Type | Diesel |
| Product Grade | Performance Part |
| Fit Type | Vehicle Specific |
| Capacity | 3 Liters |
This A-Premium engine oil cooler is a budget-friendly, vehicle-specific replacement for the BMW 335d (E90 2009–2011) and X5 (E70 2009–2013) 3.0L diesel engines. It functions by routing engine oil through a corrosion-resistant aluminum core to dissipate heat and maintain proper lubrication under load. Typical use is direct swap-in replacement during routine service or when the original cooler fails; fitment references 11427788462 and 7788462 for matching. The cooler’s construction aims for leak-free performance and durability, and the included one-year, unlimited-mileage guarantee covers the part itself. Expect straightforward installation for a buyer familiar with cooling-system work or a shop tech, and a clear cost savings versus dealer parts. Limitations are that this is an aftermarket budget option rather than a factory part, so finish, exact hose and fitting tolerances, and long-term corrosion resistance may not match higher-end replacements, and any labor or secondary repair costs are not covered by the guarantee.
Best for: Budget-conscious BMW owners focused on a low-cost, direct replacement part to restore oil cooling function without paying dealer prices.
Less Ideal for: Buyers seeking a factory-quality OEM replacement with the highest corrosion resistance and exact factory finish should consider higher-end or dealer parts instead.
- Vehicle-specific fitment for BMW E90 335d and E70 X5 3.0L diesel makes replacement straightforward
- Corrosion-resistant aluminum construction intended to provide reliable, leak-free cooling
- Backed by a one-year unlimited-mileage part guarantee for limited buyer protection
- Aftermarket budget construction may have looser fitment tolerances compared with factory-quality parts
- Guarantee covers part cost only and excludes labor or related repair expenses
Verdict A cost-effective, vehicle-specific oil cooler for BMW diesel 3.0L engines that restores oil cooling at a fraction of dealer cost but sacrifices some factory-level fit and finish.
5. INFINAUTO Engine Oil Cooler and Filter Housing Assembly for BMW (Aluminum Alloy)
| Vehicle Fitment | BMW X3 2015-2017; BMW X5 2014-2018; BMW 328d 2014-2018; BMW 328d xDrive 2014-2018; BMW 535d/535d xDrive 2014-2016; BMW 740Ld xDrive 2015 |
|---|---|
| Material | Aluminum Alloy |
| Cooling Type | Water-Cooled |
| Position | Front |
This INFINAUTO assembly combines the oil cooler and filter housing into a single aluminum-alloy unit intended as a factory-quality replacement for BMW diesel models listed in fitment. It installs where the original housing sits and circulates engine oil through a water-cooled cooler to reduce oil temperature, which helps maintain oil viscosity and protect internal components during sustained driving. The housing is preassembled, which simplifies installation compared with sourcing separate pieces, and its aluminum construction improves heat transfer and resists corrosion compared with older plastic housings. In real-world use expect easier highway driving and less thermal stress on the oil and engine when the part is correctly fitted and installed with proper gaskets and new oil. Limitations: installation requires draining oil and moderate mechanical skill or a professional install, and fitment is specific to certain BMW models and years so verification before purchase is mandatory.
Best for: Practical, risk-averse BMW owners looking for a direct replacement that restores factory cooling performance and reduces the chance of repeat failures without cutting corners.
Less Ideal for: DIY beginners unwilling to handle oil draining or complex installs and buyers who need a universal or multi-model adapter rather than a model-specific replacement.
- Integrated oil cooler and filter housing reduces number of separate components to source during replacement.
- Aluminum-alloy construction improves heat dissipation and offers better corrosion resistance than plastic housings.
- Preassembled unit simplifies replacement and shortens bench time during installation.
- Designed specifically to match the cooling function used on the listed BMW diesel models.
- Requires draining engine oil and intermediate mechanical skill to install correctly.
- Fitment is limited to specific BMW models and model years and must be verified before purchase.
Verdict A preassembled aluminum oil cooler and filter housing aimed at restoring reliable, factory-style oil cooling on the specified BMW diesel models, but confirm fitment and plan for an oil drain and professional install if needed.
6. YITHSWAY Aluminum Engine Oil Cooler & Filter Housing Adapter
| Material Type | Aluminum |
|---|---|
| Included Components | Pre-installed oil filter, gaskets, 5 bolts |
| Compatible with Vehicle Type | Car |
| Manufacturer Part Number | 11428585235 |
This aluminum engine oil cooler with integrated filter housing replaces the factory plastic unit and is intended to stop recurring oil leaks and improve long-term durability. It installs where the oil cooler and filter sit and ships with a pre-installed oil filter, gaskets, and five bolts to simplify fitment. The housing is cast from aluminum to resist heat and corrosion better than plastic housings, which helps prevent warping and repeated replacements under high under-hood temperatures. Practical benefits include fewer oil leaks, reduced risk of oil-related engine faults, and a more robust mounting surface for sensors. Limitations are that it is an aftermarket part so exact fit and finish can vary from factory parts and you should verify vehicle fitment before purchase; installation may also require moderate mechanical skill and proper torque on supplied fasteners. For BMW service work this acts as a straightforward long-term replacement when the original housing shows deterioration.
Best for: Practical optimizers who prioritize a durable, longer-lasting replacement over repeated repairs and want a cost-effective upgrade to the factory housing for improved reliability.
Less Ideal for: Buyers seeking an exact factory-sourced part with guaranteed OEM interchangeability or those who prefer dealer-installed components for warranty continuity should consider other options.
- Aluminum construction resists heat and corrosion better than plastic housings
- Includes pre-installed oil filter, gaskets, and mounting bolts for easier installation
- Designed as a vehicle-specific fit to replace failed oil cooler/filter housings
- Reduces likelihood of oil leaks and related engine warning lights
- Aftermarket fit and finish may differ from factory parts requiring careful verification
- Installation can require moderate mechanical ability and proper torqueing to avoid leaks
Verdict A cost-conscious, durable aluminum replacement that stops leaks and extends service life compared with plastic housings when verified for fitment on the BMW model in question.
7. CYTROBE Aluminum Engine Oil Filter Housing with Gasket and Bolts
| Brand Name | CYTROBE |
|---|---|
| Material Type | Aluminum |
| Compatible with Vehicle Type | BMW 230i 330e 330i 430i 530e 530i 740e X3 X4 |
| Thread Size | M20 x 1.5 |
| Manufacturer Part Number | 11428596283 |
This CYTROBE oil filter housing replaces the factory plastic unit with a corrosion-resistant aluminum assembly intended for BMWs that use the B46/B48 2.0L turbo engine. It is supplied as a direct, vehicle-specific replacement and includes gaskets and bolts so you can perform the swap during a service interval or repair. The aluminum body improves durability and reduces the plastic-housing failure mode common on these engines, and multiple buyer reports show straightforward fitment on compatible BMW models. Practical advantages include the included hardware and a manufacturer-stated one year warranty. Quality control appears mixed: several users reported missing gaskets or machining debris that required inspection and cleanup before installation, so you should verify gasket count and clean internal passages during installation. Expect to reuse any specialized OEM fasteners or O-ring features if needed to hold bolts during assembly. For BMW 5 Series owners looking for a long-lasting upgrade to the factory housing, this offers a robust alternative provided you inspect parts before install.
Best for: Balanced buyers seeking a durable, longer-lasting replacement for the factory oil filter housing on a BMW 5 Series who value reliability and a near-direct swap without extensive modification.
Less Ideal for: Owners who prefer fully inspected OEM parts with factory traceability or those unwilling to verify and clean aftermarket parts before installation should consider alternatives.
- Aluminum construction offers greater resistance to cracking and corrosion compared with factory plastic housings
- Supplied with gaskets and bolts so the assembly is mostly ready for installation
- Manufactured to match the vehicle-specific fit for B46/B48 2.0L turbo BMW applications
- Replaces multiple BMW part numbers, simplifying compatibility for affected models
- Quality control issues reported including missing gaskets and occasional machining debris inside the unit
- Some installers needed to adapt bolt O-ring retention or reuse OEM fasteners for correct assembly
Verdict A more durable aluminum replacement for the factory oil filter housing that fits BMW B46/B48 2.0L turbo models, but inspect the unit and gaskets carefully before installation.
Choosing the Right BMW 5 Series Oil Cooler: Key Factors to Consider
Cooling Capacity
Cooling capacity determines how effectively the oil cooler reduces oil temperature during normal driving and under increased loads like towing or spirited driving. A higher-capacity cooler uses a larger core, more surface area, or denser fin arrays to transfer heat away from the oil more quickly.
If you routinely drive in hot climates, tow trailers, or push the engine, prioritize a cooler with verified increased flow and heat rejection. For mainly city or mild highway driving, a moderate upgrade may be sufficient and can avoid unnecessary complexity or larger housings that complicate fitment.
Fitment and Compatibility
Correct fitment ensures the unit mounts securely, aligns with factory hose connections, and does not interfere with nearby components under the hood. Fitment matters because a poorly fitting cooler can require custom brackets, rerouted lines, or adapters that introduce failure points.
Check the cooler's mounting pattern, inlet and outlet locations, and recommended hose diameters against the BMW 5 Series engine layout. Units designed as direct replacements minimize installation time and reduce the chance of leaks caused by improper routing or incompatible fittings.
Core Design and Materials
The core is the heart of the cooler; its material and construction affect heat transfer, weight, and durability. Aluminum cores are common because they provide good thermal conductivity with lower weight, while brazed or welded joints resist vibration and thermal cycling.
Look for cores with dense but accessible fins for effective airflow and corrosion-resistant coatings if you drive in salted or coastal environments. A serviceable core design can be easier to repair if debris or clogging becomes an issue over the long term.
Seals, Fittings, and Lines
Seals and fittings are frequent leak sources, so their quality directly affects long-term reliability. Reinforced hoses or durable machined fittings reduce the chance of oil seepage at connection points, and proper clamp or crimp styles maintain secure contact under pressure and temperature changes.
Consider whether replacements use O-rings, crush washers, or threaded adapters, and whether the product includes upgraded lines or recommends OEM-style replacements. Well-specified fittings help prevent oil cooler leak symptoms and simplify maintenance.
Installation Complexity
Installation difficulty influences labor time, the need for tools, and potential error points. Direct-replacement coolers that match factory mounting and use the same hose sizes usually install with basic tools and minimal disassembly. More involved options may require removing surrounding components, special adapters, or professional attention.
Evaluate whether the product includes clear instructions and necessary hardware. If you plan to DIY, choose a unit labeled for straightforward installation or one that offers detailed guides to avoid extended shop time or confusion about oil draining and refilling steps.
Maintenance and Serviceability
Serviceability affects how easy it is to inspect, clean, or replace the cooler later. Units with accessible cores, replaceable seals, and standard fittings simplify routine checks and repairs, reducing long-term ownership costs and downtime.
Consider whether the design allows for core flushing, whether spare parts like gaskets are available, and how easy it is to detect early oil cooler leak symptoms. A service-friendly design helps you address issues quickly before they lead to larger engine problems.
FAQ
How can I tell if my BMW 5 Series needs a new oil cooler?
Common signs include higher-than-normal oil temperatures on the gauge, visible oil seepage around the cooler or lines, and unexplained oil loss. You might also notice poor heater performance if the cooler is integrated with the heating circuit. If you see these symptoms, inspect fittings and lines for leaks and have cooling capacity checked.
Can I install an oil cooler myself or should I use a shop?
It depends on your experience and the cooler's fitment. Direct-replacement units with clear instructions can be a DIY project for someone comfortable with basic engine work. More complex installs that require special adapters or significant disassembly are better handled by a professional to avoid leaks or improper routing.
Will a larger oil cooler always improve engine life?
A larger cooler can lower oil temperatures but it is not a guarantee of longer engine life on its own. Cooling must be balanced with proper oil flow and compatibility with the engine's thermostat and oil pressure. Overly large or poorly installed units can create flow restrictions or mounting issues, so choose a cooler that suits your driving conditions.
What maintenance helps prevent oil cooler problems?
Regularly check hoses and fittings for cracks, clamps for tightness, and the cooler core for debris buildup. Address any minor leaks promptly and follow recommended oil change intervals to avoid sludge that can clog the cooler. Routine inspections after long trips or towing are also useful to spot early oil cooler leak symptoms.
Are aftermarket oil coolers compatible with factory hoses and fittings?
Many aftermarket options are designed to match factory hose diameters and fitting types, but compatibility varies. Verify inlet and outlet sizes and the type of fittings included. If adapters are required, choose high-quality parts and follow torque and sealing recommendations to prevent leaks.
Does adding an oil cooler affect oil change or service procedures?
In most cases service procedures remain the same, but an external or larger cooler may add extra fluid volume. That can require slightly more oil during refill and careful bleeding of air if the system traps it. Note the added components when planning maintenance to ensure correct oil level and pressure after service.
How We Chose the Best BMW 5 Series Oil Cooler
We evaluated products based on cooling capacity, material and construction quality, fitment and mounting compatibility with BMW 5 Series engines, long-term durability against leaks and corrosion, and ease of installation. Cooling capacity was assessed by rated flow and heat dissipation design features, while material checks focused on aluminum cores, brazed or welded joints, and protective finishes that resist road salts. Fitment filters required parts that match the BMW 5 Series mounting points, hose sizes, and routing to avoid modification for most common engine variants. Durability considerations emphasized robust seals, reinforced lines, and serviceable cores. Installation practicality looked at direct-replacement options, included fittings or adapters, and clear instructions to limit workshop time. We excluded universal or heavily modified kit solutions that require extensive fabrication, and we did not consider products lacking clear fitment data for the BMW 5 Series. The final list prioritizes parts that reduce oil temperature effectively while minimizing the risk of leaks and simplifying installation.
Our full evaluation process is outlined in our review methodology.
Conclusion
Choosing the right oil cooler for a BMW 5 Series means balancing cooling capacity, fitment, and durability. Prioritize units that match factory mounting and hose sizes, use robust cores and fittings, and have clear installation guidance to minimize risk and downtime. Remember that bigger is not always better if it sacrifices fitment or flow. Focus on a cooler that suits your typical driving load, resists common leak causes, and is serviceable so you can maintain consistent oil temperatures and protect engine longevity.
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