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If you drive a Mercedes-Benz GLE, choosing the right oil cooler can help keep engine temperatures stable under load and extend component life. The right cooler matters especially if you tow, frequently drive in hot conditions, or push the vehicle hard on long trips. This guide shortlists the top options for the GLE, focusing on products that meet common fitment needs and deliver consistent cooling. We evaluated candidates for cooling capacity and installation fit, and considered durability and serviceability. Below are the top picks and what to look for when selecting the best oil cooler for your GLE.
Looking for other parts? See all Mercedes-Benz GLE parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | MITZONE Aluminum Oil Cooler and Filter Housing Assembly for Mercedes-Benz 2.0L Engines |  |
| Most Popular A crowd favorite that many people choose with confidence | MITZONE Oil Cooler Filter Housing for Mercedes-Benz (select V6/V8 engines) |  |
| Best Quality Built to a higher standard if you want something more solid | BLCYANUE Engine Oil Cooler Filter Housing for Mercedes-Benz (OEM 2701800810) |  |
| Best Budget The cheapest option that still gets the job done reliably | NewYall Oil Filter Housing with Oil Cooler for Mercedes‑Benz 2.0L |  |
| Most Sold A high-volume bestseller chosen again and again | X AUTOHAUX Engine Oil Cooler Housing Assembly for Mercedes-Benz |  |
| Best Value for Money The sweet spot between price and what you get | RALBDX Engine Oil Filter Housing with Cooler Assembly for Mercedes-Benz |  |
| Best Overall The best all-around choice for most situations | A-Premium Engine Coolant Radiator Assembly with Transmission Oil Cooler for Mercedes-Benz W166 X166 |  |
1. MITZONE Aluminum Oil Cooler and Filter Housing Assembly for Mercedes-Benz 2.0L Engines
| Thread Size | M16 x 1.5 |
|---|---|
| Material Type | Aluminum |
| Product Grade | Performance Part |
| Compatible with Vehicle Type | Car |
This aluminum oil cooler and filter housing replaces the factory plastic housing on compatible Mercedes‑Benz 2.0L turbo engines and combines the oil filter mount with an integrated oil cooler for engine oil temperature control. It is typically used when the original housing is cracked, leaking, or when owners want a longer‑lasting metal alternative to the factory part. The kit ships with a filter cap, gaskets, oil cooler, oil filter, and housing so it provides a near-complete swap without sourcing separate parts. Aluminum construction improves durability and resistance to heat compared with plastic housings and the included gaskets and filter simplify installation for a direct vehicle-specific fit. Limitations are fitment specificity and the need to confirm interchangeable part numbers before purchase; this is not a universal unit and professional installation is recommended to ensure proper sealing and coolant/oil line connections. Buyers should also expect standard maintenance steps when replacing the housing, such as bleeding and inspecting related hoses.
Best for: Reliability-focused owners who prioritize a longer-lasting, metal replacement for a failed plastic oil filter housing and want a straightforward repair path for their Mercedes‑Benz 2.0L turbo engine.
Less Ideal for: Buyers looking for a universal or multi-vehicle solution or those wanting a drop-in plastic OEM replica should consider other options.
- Aluminum construction is more durable and heat resistant than the original plastic housing
- Includes filter cap, oil filter and gaskets for a near-complete replacement kit
- Vehicle-specific fit designed for Mercedes‑Benz 2.0L turbo engines to simplify installation
- Integrated oil cooler helps manage oil temperature compared with a housing-only replacement
- Must verify compatible Mercedes part numbers and model years before purchasing because fitment is specific
- Installation requires proper sealing of oil and coolant lines and may need professional service
Verdict A durable aluminum replacement that upgrades the factory plastic housing and includes most installation parts, but confirm Mercedes part-number fitment before buying.
2. MITZONE Oil Cooler Filter Housing for Mercedes-Benz (select V6/V8 engines)
| Manufacturer Part Number | 2721800410 |
|---|---|
| Material Type | Aluminum |
| Product Grade | Replacement Part |
| Automotive Fit Type | Vehicle Specific Fit |
| Included Components | Filter Cap, Gaskets, Oil Cooler, Oil Filter, Oil Filter Housing |
This MITZONE oil cooler filter housing replaces the factory housing and integrates the oil filter, cooler, cap, and gaskets into one ready-to-install assembly for the covered Mercedes-Benz models. It is typically used when the original housing leaks, allows coolant and oil to mix, or when the oil cooler fails. The unit ships with the filter cap, gaskets, oil cooler and a preinstalled oil filter and O-rings to speed installation and reduce parts hunting. Its aluminum construction and included components mean you can install it as a direct replacement without machining or modification, which simplifies a GLE repair and gets the vehicle back on the road quickly. Some buyers report easy installs and immediate resolution of leaks while others noted a small number of fitment or early-leak issues, so careful pre-check of part numbers and proper bolt torque are important. The product includes OEM-equivalent part numbers to help confirm vehicle compatibility and comes with a one year warranty from the maker.
Best for: Convenience-driven buyers who want a ready-to-install, factory-style replacement that minimizes parts sourcing and time spent on a GLE oil cooler housing repair.
Less Ideal for: Buyers seeking a lifetime, high-mileage performance upgrade or a custom-machined solution should consider specialty shops or upgraded coolers instead.
- Complete assembly includes housing, oil cooler, cap and gaskets to reduce separate parts sourcing.
- Aluminum construction matches factory-material expectations for heat dissipation and durability.
- Preinstalled oil filter and O-rings speed installation and lower the chance of missing seals.
- Lists OEM-equivalent part numbers to make fitment verification straightforward.
- Some buyers reported difficult installation or early leaks in a minority of units.
- Fitment requires verifying interchangeable part numbers rather than blanket compatibility across all GLE variants.
Verdict A convenient, mostly direct-fit aluminum replacement that bundles the cooler, cap and seals so GLE owners can swap the housing with minimal parts hunting, provided you confirm the interchangeable part numbers first.
3. BLCYANUE Engine Oil Cooler Filter Housing for Mercedes-Benz (OEM 2701800810)
| Thread Size | M16 x 1.5 |
|---|---|
| Product Grade | Performance Part |
| Compatible with Vehicle Type | Mercedes-Benz A35 AMG, A220, GLB250, GLA45 AMG, CLA250, GLA250 |
| OEM Equivalent Part Number | 2701800810 |
This BLCYANUE oil cooler filter housing replaces the factory unit on compatible Mercedes-Benz models and integrates the oil cooler and filter housing into a single vehicle-specific assembly. It is typically used when the original housing leaks, the oil cooler fails, or during an engine overhaul to restore proper oil cooling and filtration. The listing notes reinforced materials and high-temperature resistance, which in practice should improve durability under sustained highway or spirited driving. Compatibility is vehicle-specific, so installation is direct and preserves factory routing and connections for a clean fit. Practical benefits include restored oil cooling performance to help the engine run cooler and cleaner and a sealed design intended to reduce leaks. Limitations are that fitment is limited to the listed Mercedes-Benz models and the part listing does not include an explicit installation kit or seals in the description, so you should verify included hardware before starting work. Expect professional installation if you lack experience with coolant and oil lines.
Best for: Performance-oriented buyers who prioritize restoring or maintaining factory-quality oil cooling on Mercedes-Benz vehicles and want a durable, direct-fit replacement for improved engine thermal control.
Less Ideal for: Drivers looking for a universal or multi-model solution or those who prefer a complete install kit with explicit hardware included should consider alternate options.
- Vehicle-specific fit designed to match factory routing for Mercedes-Benz models listed
- Constructed for high temperature and wear resistance to withstand demanding driving
- Integrates oil cooler and filter housing into a single assembly for straightforward replacement
- Listed as interchangeable with factory part number 2701800810 for easier sourcing
- Compatibility covers specific Mercedes-Benz models only and does not include broader GLE fitment
- Listing does not clearly state which installation hardware or seals are included, possibly requiring extra parts
Verdict A vehicle-specific, performance-grade replacement housing that restores factory oil cooling for the listed Mercedes-Benz models, but verify fitment and included hardware before purchase.
4. NewYall Oil Filter Housing with Oil Cooler for Mercedes‑Benz 2.0L
| Brand Name | NewYall |
|---|---|
| Compatible with Vehicle Type | Car |
| Product Grade | Performance Part |
| Material Type | Aluminum |
This NewYall oil filter housing combines the filter housing and oil cooler in a single replacement unit intended for Mercedes‑Benz 2.0L engines. It is typically used when the factory housing has failed or the oil cooler is leaking, letting you replace both components at once rather than sourcing separate parts. The housing is aluminum which helps with heat transfer, and the listing indicates vehicle-specific fitment across several A‑class, CLA, GLA, and GLB models, so installation should be direct‑fit on compatible engines. Practical benefits include consolidating two failure points into one service part and receiving a complete kit that can include the gasket and filter to simplify installation. Limitations are that fitment is restricted to the listed 2.0L Mercedes‑Benz models and model years, and buyers should verify engine code and exact year before ordering because vehicle compatibility varies; also this is an aftermarket performance‑grade part rather than a factory replacement, so expect differences in finish and long‑term durability compared with factory components.
Best for: Budget‑conscious Mercedes‑Benz owners focused on cost‑effective maintenance who prioritize replacing a failing oil filter housing and oil cooler in one go to minimize parts and labor expense.
Less Ideal for: Owners seeking an exact factory‑spec replacement or the highest long‑term durability who prefer OEM parts and official dealer support should consider manufacturer parts instead.
- Combined oil filter housing and oil cooler reduces parts and labor compared with replacing separate components.
- Aluminum construction promotes heat dissipation compared with plastic housings.
- Vehicle‑specific fitment listed for many Mercedes‑Benz 2.0L applications simplifies ordering for compatible cars.
- Sold as a kit with at least the housing and often includes gasket and filter to make installation more convenient.
- Aftermarket performance part may differ in finish and long‑term reliability compared with a factory replacement.
- Compatibility varies by model year and engine variant so incorrect selection can lead to fitment issues.
Verdict A cost‑focused, all‑in‑one replacement for the oil filter housing and oil cooler on compatible Mercedes‑Benz 2.0L models that simplifies repair but is an aftermarket option rather than a factory part.
5. X AUTOHAUX Engine Oil Cooler Housing Assembly for Mercedes-Benz
| Material | Metal |
|---|---|
| Position | Inner |
| OE Number | 2721800510 |
This X AUTOHAUX engine oil cooler housing assembly is a direct replacement-style unit intended to restore the oil-cooling circuit on compatible Mercedes-Benz vehicles. It replaces a damaged or leaking oil cooler housing and routes engine oil through the cooler to maintain operating temperature and protect internal components. The part is metal, which the listing highlights as more durable and less prone to cracking or leakage than original plastic housings, and it is described as corrosion resistant. Installation is the typical workshop procedure for oil cooler replacement and will usually require draining oil and removing surrounding components for access. Practical benefits include restoring oil cooling function, reducing the risk of oil leaks, and extending service life compared with a brittle plastic housing. Important limitations are that this is a non-factory replacement so fit and finish may vary and the listing requires careful year and OE number matching to ensure compatibility with the vehicle. Buyers should plan for professional installation if they are not comfortable with engine disassembly.
Best for: A risk-averse mainstream buyer looking to replace a failed oil cooler housing on a Mercedes-Benz with a more durable metal aftermarket option and who prioritizes restoring reliable oil cooling over sourcing an exact factory unit.
Less Ideal for: Buyers seeking a guaranteed factory-quality replacement or an exact OEM-sourced part should consider factory-specified options or dealer-sourced units instead.
- Metal construction reduces risk of cracking compared with common plastic housings
- Described as anti-corrosion and anti-leakage for longer service life
- Direct replacement form intended for straightforward swap when matched to OE number
- Covers a wide range of Mercedes-Benz model years listed in the fitment
- Non-factory aftermarket part so tolerances and finish may differ from factory units
- Requires accurate year and OE number verification to avoid fitment issues
- Installation may be labor intensive and typically needs oil system access
Verdict A metal aftermarket housing aimed at restoring oil cooling and preventing leaks on compatible Mercedes-Benz models, but verify OE number and be prepared for professional installation.
6. RALBDX Engine Oil Filter Housing with Cooler Assembly for Mercedes-Benz
| Compatible Part Numbers | 2721800510, 2721800000, 2721800110, 2721800410 |
|---|---|
| Compatible Vehicles | Multiple Mercedes-Benz models (C, E, ML/GL, S, SLK series listed) |
| Material Type | Aluminum |
| Product Grade | Replacement Part |
This RALBDX oil filter housing with integrated cooler is a direct-replacement style assembly intended for Mercedes-Benz vehicles that use the listed part numbers. It combines the oil filter mount and a coolant-cooled oil cooler into one aluminum housing, so installation replaces the factory unit and restores oil cooling and filtration routing. Typical use is as a repair part for engines suffering leaks, damaged housings, or oil-temperature issues. The unit claims compatibility with many Mercedes-Benz C, E, ML/GL, S and SLK models and matches common replacement part numbers, which simplifies sourcing the correct piece. Practical benefits include a one-piece assembly that reduces installation steps compared with replacing separate components and an aluminum construction that mirrors factory materials. Limitations to consider are fitment sensitivity on complex Mercedes engines where gaskets, sensors, or O-rings must be transferred or ordered separately and a mixed set of user reports about missing items in the package, so verifying all seals and fasteners are present before install is important.
Best for: Practical optimizers on a budget who prefer a bundled, vehicle-specific replacement that restores oil cooling and lets them avoid a dealer repair bill while keeping installation straightforward.
Less Ideal for: Drivers seeking a plug-and-play, guaranteed complete OEM kit without verifying included seals and hardware should consider buying from a source that guarantees all installation components or a factory replacement.
- Integrated oil cooler and filter housing simplifies replacement compared with swapping separate parts
- Aluminum construction approximates factory material for heat dissipation and durability
- Lists multiple factory part numbers for straightforward cross-referencing to Mercedes-Benz service parts
- Vehicle-specific fit type reduces need to modify mounting or plumbing when compatible
- Some buyers report incomplete kits or missing gaskets which require sourcing additional seals
- Fitment must be confirmed against the exact Mercedes part number and engine variant to avoid installation issues
Verdict A cost-conscious, aluminum replacement housing with an integrated oil cooler that restores factory-style cooling for compatible Mercedes-Benz models but requires verifying included seals and exact fitment before installation.
7. A-Premium Engine Coolant Radiator Assembly with Transmission Oil Cooler for Mercedes-Benz W166 X166
| Transmission Oil Cooler Included | Yes |
|---|---|
| Engine Oil Cooler Included | No |
| Reference Number | 13505, 0995001303, CU13505 |
This A-Premium assembly replaces the factory coolant radiator and integrates a transmission oil cooler so you get two functions in one unit. It is intended as a direct-fit replacement for a range of Mercedes‑Benz W166 and X166 vehicles and typically installs where the original radiator and cooler sat. Notable features include the built-in transmission cooler and factory-style mounting points that make swapping the assembly into GLE, GL, or ML models straightforward for a competent DIYer or a professional shop. The practical benefit is you avoid purchasing separate components and retain integrated cooling for engine and transmission fluids, which simplifies installation and restores cooling capacity. Limitations to be aware of are occasional fitment variations reported by some buyers and missing small parts like seals or plugs on a few units, so inspect the unit before install and have spare fittings on hand. The manufacturer provides a one-year unlimited-mileage guarantee which gives added post-sale reassurance.
Best for: Balanced buyers who want a single replacement assembly that restores both engine and transmission cooling without juggling multiple parts and who value a practical, restore-to-factory approach to maintenance.
Less Ideal for: Owners seeking a plug-and-play OEM-branded part with guaranteed complete hardware included or those wanting upgraded performance cooling beyond factory-spec should consider alternatives.
- Integrated transmission oil cooler and radiator in a single assembly simplifies replacement.
- Designed for direct fitment on specified Mercedes‑Benz W166/X166 models to speed installation.
- Restores combined engine and transmission cooling without buying separate parts.
- Backed by a one-year unlimited-mileage guarantee from the brand.
- Some buyers reported missing small plugs or fittings that may be required during installation.
- Fitment can vary slightly between model years so additional adjustment or parts may be needed.
Verdict A convenient, two-in-one radiator assembly that restores factory-style engine and transmission cooling for select Mercedes‑Benz GLE/GL/ML models, but inspect for missing small parts before installation.
Choosing the Right Mercedes-Benz GLE Oil Cooler: Key Factors to Consider
Cooling Capacity
Cooling capacity determines how effectively an oil cooler removes heat from the oil as the vehicle operates. A cooler with higher surface area or more efficient core design will lower oil temperature faster, which matters during towing, spirited driving, or long highway runs.
When evaluating capacity, consider how the cooler performs at highway flow rates and during idling or slow traffic. Overly small cores can allow oil temperatures to climb under sustained load, while properly sized cores help maintain oil viscosity and protect internal components.
Fitment And Compatibility
Correct fitment ensures the cooler mounts securely and connects to existing oil lines without excessive modification. Look for products that reference Mercedes-Benz GLE fitment explicitly and match the vehicle's mounting points, hose diameters, and thread standards.
Compatibility affects installation time and the likelihood of leaks. An incorrectly sized or shaped cooler may require adapters, custom brackets, or line rerouting, increasing complexity and risk.
Material And Corrosion Resistance
Materials influence longevity and performance, particularly in environments exposed to road salt, moisture, or high underhood temperatures. Aluminum cores and housings are common for their thermal conductivity and light weight, but coatings and anodizing can improve corrosion resistance.
Consider the construction of fittings, brazing quality, and whether seals and O-rings are automotive-grade. Durable materials reduce the chance of fatigue or pitting that can lead to leaks over time.
Serviceability And Maintenance
Serviceability covers how easy it is to inspect, clean, or replace the cooler and its lines. Designs with accessible mounting and straightforward hose connections simplify routine checks and future repairs.
A serviceable cooler reduces labor time during maintenance and makes it easier to address issues like clogging or contamination. Consider whether replacement cores or seals are readily available and how invasive removal will be.
Leak Resistance And Sealing
Preventing leaks is critical because oil leaks pose safety risks and can quickly degrade performance. Effective sealing depends on high-quality fittings, proper thread engagement, and durable gaskets or O-rings.
Also consider how the cooler handles pressure spikes and thermal cycling. Designs that minimize sharp bends in lines and use reinforced hose connections are less prone to developing leaks under repeated heating and cooling.
Installation Complexity
Installation complexity affects both cost and the likelihood of a successful fit. Some coolers are designed for direct bolt-on replacement and require only basic hand tools, while others may need line adapters, bracket fabrication, or temporary removal of nearby components.
Evaluate whether you can install the cooler yourself or if professional assistance is advisable. Simpler installations reduce downtime and the chance of installation-related issues such as misrouted lines or improper torque on fittings.
FAQ
How do I know if my Mercedes-Benz GLE needs a new oil cooler?
Signs that a cooler may be failing include unusual oil temperature behavior, visible oil leaks near the cooler or lines, or contamination in the oil. Occasional higher-than-normal oil temps under load can be normal, but persistent overheating or visible seepage suggests inspection is needed. A qualified technician can pressure-test the system to confirm a leak or core failure.
Can I upgrade to a larger oil cooler on a Mercedes-Benz GLE for towing?
Upgrading to a larger cooler is a common approach for increased duty such as towing, because it raises cooling capacity and helps maintain oil viscosity. However, ensure the larger unit fits the GLE mounting points and that line routing remains secure. Improperly sized or installed coolers can introduce installation difficulties or create clearance issues.
What are common oil cooler leak symptoms to watch for?
Common symptoms include oily residue around the cooler, dampness on nearby components, unexplained drops in oil level, or a sweet or burning smell from leaked oil contacting hot surfaces. You may also notice oil on the ground after parking. If you see any of these signs, check connections and lines promptly to prevent further damage.
Is replacing the oil cooler lines necessary when I replace the cooler?
Replacing or inspecting lines during a cooler replacement is often advisable because hoses and fittings age at different rates than the core. If lines show cracks, hardening, or damage at connection points, replacing them reduces the risk of future leaks. Even if lines appear intact, replacing seals and clamps is a low-cost preventive step.
How difficult is oil cooler installation on a Mercedes-Benz GLE?
Installation difficulty varies with the cooler design and the vehicle model year. Some kits are engineered for direct swap-in and are manageable for experienced DIYers with basic tools, while others require partial disassembly of surrounding components or special fittings. If you are unsure about clearance or torque requirements, professional installation avoids common mistakes.
Do oil cooler adapters help with fitment issues?
Adapters can resolve mismatched threads or hose sizes when a direct-fit cooler is not available, but they add additional connection points that can be potential leak sources. Use adapters designed for automotive applications and ensure they are installed with proper sealing materials and torque to maintain reliability.
How We Chose the Best Mercedes-Benz GLE Oil Cooler
We focused on solutions that specifically fit Mercedes-Benz GLE models and that address common operating stresses for this vehicle. Key evaluation criteria included cooling efficiency under load, compatibility with factory plumbing and mounting points, material durability against corrosion, and ease of installation with commonly available tools. We also considered serviceability, such as access to the core and line connections, and resistance to common failure modes like leaks or clogging. Products were excluded if they lacked clear GLE fitment information or if they required extensive vehicle modification beyond typical bolt-on installation. We avoided entries that did not provide adequate specifications for flow capacity or were primarily universal adapters with no vehicle-specific guidance. The final list highlights options that balance performance, reliability, and straightforward fitment for Mercedes-Benz GLE owners.
Our full evaluation process is outlined in our review methodology.
Conclusion
Choosing the right oil cooler for a Mercedes-Benz GLE means balancing cooling performance, correct fitment, and long-term durability. Prioritize units that clearly state GLE compatibility, offer adequate cooling capacity for your typical driving load, and use corrosion-resistant materials. Also plan for serviceability and leak prevention by checking line condition and mounting accessibility. Weigh installation complexity against the performance gains you need, and focus on solutions that reduce oil temperature without introducing unnecessary installation or maintenance complications.
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