BMW E81 E87 LCI Petrol N43 Gearbox Oil Cooling Pipe Outlet Inlet 7566026

BMW E81 E87 LCI Petrol N43 Gearbox Oil Cooling Pipe Outlet Inlet is an original component from the Oil coolers and pipes group, designed for petrol-powered systems. Specifically engineered for N43 units in LCI versions, it ensures stable oil flow within the gearbox and supports proper cooling of the drivetrain.

Specifications and technical data

• SKU: 7566027
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7566027
• Substitutable numbers: 7566027, 17227566027
• Fuel type: Petrol
• Category: Oil Coolers & Lines

Purpose and function of the gearbox oil pipe

The gearbox oil pipe in BMW models with the N43 engine is responsible for the safe transport of oil between the lubrication and cooling system components. A correctly selected pipe:

• maintains the appropriate oil pressure in the gearbox circuit,
• reduces the risk of component overheating,
• minimizes oil loss thanks to proper connection sealing,
• supports stable gearbox operation in both urban and highway conditions.

For N43 petrol units, this is of particular importance, as uniform oil cooling translates into the longevity of the entire drivetrain.

Benefits of using an original BMW pipe

Using a pipe from the Oil coolers and pipes group dedicated to a specific BMW configuration allows for maintaining factory gearbox performance parameters. In practice, this means:

• a secure fit to mounting points and system connectors,
• preservation of the factory pipe routing geometry, which reduces stress and vibration,
• compatibility with the oil cooling system intended for the petrol engine,
• easier diagnostics and future service due to compliance with manufacturer documentation.

This solution is particularly recommended when replacing a damaged or leaking pipe, especially when you want to maintain factory-like performance without the need for system modifications.

Product characteristics and practical application

The gearbox oil pipe in this configuration is intended for BMW vehicles with a petrol engine, where the lubrication and oil cooling system operates at elevated temperatures. In daily use, this component influences:

• gear shifting stability when the drivetrain is warmed up,
• reduction of the risk of oil pressure drops in the gearbox,
• maintenance of the proper oil operating temperature on longer trips.

A well-chosen pipe is particularly important in cars used intensively – in city traffic, with frequent starts, and in high ambient temperature conditions.

Condition, verification, and selection based on technical data

The item is offered as a used part, which allows for an economical repair while maintaining the original manufacturer specifications. Before installation, a standard visual inspection of the pipe and seals is recommended, as well as matching based on technical data, such as:

• manufacturer markings and OEM part number,
• available interchangeable numbers in BMW catalogs,
• compatibility with fuel type and engine version.

Selection based on these parameters minimizes the risk of error and facilitates integration with the existing oil cooling system in your BMW.

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

Operation in high temperatures and additional materials

During the summer, the oil cooling system and related pipes operate under particularly demanding conditions. It is worth knowing how ambient temperature affects the entire engine cooling system and the importance of efficient components, including oil pipes. You can find more practical information in the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which will help you better plan your cooling system service and maintenance.