BMW E60 E61 LCI E87 E90 Engine Oil Cooler Heat Exchanger 7508967

BMW E60 E61 LCI E87 E90 Engine Oil Cooler Heat Exchanger is an original component from the Oil coolers and lines group, designed for the BMW engine lubrication system with the N46 unit. It ensures stable heat dissipation from the engine oil, which translates into a safe operating temperature and predictable lubrication conditions in daily use.

Specifications and technical data

• SKU: 7508967
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7508967
• Substitutable numbers: 7508967, 11427508967, B8316000
• Category: Oil Coolers & Lines

Function and application of the BMW N46 oil cooler

The oil cooler in N46 engines is responsible for maintaining the oil within the optimal temperature range, especially during long highway drives and in urban conditions with frequent engine warm-up and cool-down cycles. A stable oil temperature reduces the risk of oxidation, viscosity drop, and accelerated wear of interacting engine components.

For BMW 1 Series E87 and 3 Series E90 models, a properly functioning oil cooler is essential for:

• maintaining uniform lubrication across the entire RPM range,
• reducing thermal loads on the N46 unit,
• limiting the risk of oil overheating during dynamic driving,
• extending the service life of the engine and its accessories.

Benefits of using an original BMW oil cooler

Using an original oil cooler from the Oil coolers and lines group allows for maintaining factory flow and heat exchange parameters, which is particularly important in N46 gasoline engines. The OEM design is engineered for specific BMW models, ensuring a proper fit for the lubrication and cooling system as well as compatibility with factory oil lines.

The main advantages of this solution include:

• factory connection geometry, facilitating installation in the original location,
• preservation of the engine's thermal balance as designed by BMW,
• consistency with other cooling and lubrication system components,
• possibility of predictable diagnostics based on BMW service documentation.

Component condition and installation aspects

The offered BMW oil cooler is a used original component, which in practice means maintaining the factory design and operating parameters while optimizing repair costs. This type of part is a good choice for N46 engine service when it is necessary to replace a worn or leaking cooler without investing in a new component from an authorized dealership.

Before installation, a standard service procedure is recommended, including:

• verifying the tightness of the oil and cooling system,
• checking the condition of oil lines and clamps,
• changing the oil and filter if required by the repair plan,
• bleeding the cooling system after installation is complete.

Part selection by numbers and integration with the cooling system

The BMW oil cooler for the N46 engine has a dedicated OEM part number and associated interchangeable numbers, which facilitates precise identification in BMW catalogs and service systems. This allows for an unambiguous match of the component to a specific BMW E87 or E90 configuration, minimizing the risk of ordering errors.

If you want to better understand how the oil cooler works with the rest of the cooling system and what the consequences of engine overheating are, it is worth reading an article describing the practical aspects of diagnostics and repair: Engine cooling system – overheating, repair, and used radiators.

Expanding the lubrication system in BMW – related components

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as additional coolers, oil lines, or lubrication system fittings, check the available parts in the BMW oil coolers and lines category.

When planning a larger scope of service work, it is also worth analyzing the strategy of using used parts to optimize repair costs – guide materials regarding service economics and component selection may be helpful, especially for heavily used units.