BMW 1 3 Series E82 E90 E91 E92 N46 Radiator oil cooler inlet pipe Petrol 7559847

BMW 1 and 3 Series Oil Cooler Inlet Hose with N46 Engine is an original lubrication system component designed for BMW E82, E90, E91, and E92 gasoline vehicles. As part of the Oil Coolers and Hoses category, it is responsible for safely supplying oil to the cooler, stabilizing the engine's operating temperature. A used OEM part ensures correct geometry and fit with the factory system, facilitating installation and reducing the risk of leaks.

Specifications and technical data

• SKU: 7559847
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 17227559847
• Substitutable numbers: 17227559847, 7559847, 17227577637, 7577637, 17227521700, 7521700
• Fuel type: Petrol
• Category: Oil Coolers & Lines

Application in N46 Engine and Role in Oil Cooling System

The oil cooler inlet hose in the N46 engine plays a crucial role in the lubricating oil circuit. It is responsible for transporting the medium from the engine to the oil cooler, where excess heat is dissipated. In gasoline engines, especially those operated in urban conditions and at higher RPMs, stable oil temperature directly impacts:

• maintaining proper lubrication pressure throughout the engine,
• reducing wear on cooperating components (camshafts, bearings, lifters),
• limiting the risk of oil overheating during driving in high ambient temperatures,
• maintaining oil viscosity parameters within the manufacturer's specifications.

By maintaining the factory internal diameter and shape, the hose ensures proper oil flow, which is essential for the correct operation of the entire oil cooling system in a gasoline engine.

Compatibility with BMW 1 and 3 Series

BMW 1 3 Series E82 E90 E91 E92 N46 Radiator oil cooler inlet pipe Petrol has been specifically designed for selected BMW 1 and 3 Series models with the N46 engine. This means that the geometry of the connections, the length of the hose, and its routing are adapted to the factory layout of components in the engine bay. In practice, this translates to:

• secure fit to the mounting points and connectors of the oil cooler and engine block,
• no need for modifications to the oil system,
• preservation of the original hose routing, minimizing the risk of rubbing against other components.

The part comes from the BMW range, which means users benefit from the vehicle manufacturer's quality standards and compliance with factory service documentation.

Technical Characteristics and Advantages of a Used OEM Part

As a part of the Oil Coolers and Hoses category, the oil cooler inlet hose is designed for resistance to high oil temperatures and operating pressure in the lubrication system. For gasoline engines, it is important that the hose maintains its seal and dimensional stability across a wide temperature range. A used OEM part offers several practical benefits:

• factory fit for the N46 engine in E82, E90, E91, E92 body styles,
• preservation of the original connection design, facilitating service installation,
• economical repair of the oil cooling system while retaining an original BMW part.

Choosing an original oil cooler inlet hose is particularly important where flow parameter repeatability and compatibility with other lubrication system components are critical.

Condition, Verification, and Service Application

The offered hose is a used part, which allows for reduced repair costs while maintaining the original manufacturer's specifications. This type of part is suitable for situations where:

• the existing hose has suffered mechanical damage or corrosion,
• there are leaks in the oil circuit around the cooler,
• the component needs replacement as part of a comprehensive lubrication system service.

Selecting an oil cooler inlet hose compatible with the N46 engine and petrol fuel type helps maintain stable engine operating conditions, which is important for both engine durability and driving comfort.

Related Oil Cooling System Components and Technical Knowledge

If you are planning a comprehensive service of your BMW's lubrication and oil cooling system, it is worth considering other components from the brand's oil hoses and coolers range. To select additional components compatible with your model while maintaining system consistency, check the available parts in the BMW Oil Coolers and Hoses category.

During periods of high temperatures, maintaining the efficiency of the entire engine cooling system, including the oil circuit, is particularly important. If you want to better understand how summer conditions affect the operation of coolers and fans, and how to wisely use used components, read our guide: Summer Heat vs. Cooling System: Used Coolers and Fans Guarantee Savings.