Coolant Pipe BMW F30 F22 G30 B47 Diesel Engine Oil Cooler Tube 8573148

Coolant Pipe BMW F30 F22 G30 B47 Diesel Engine Oil Cooler Tube is a specialized component of the cooling and lubrication system in BMW diesel engines, designed for precise fluid routing between the cooler base and the oil filter housing. Thanks to its factory geometry and fitment for Diesel units, it ensures stable thermal conditions for the oil, which translates into safe engine operation and reduced risk of overheating.

Specifications and technical data

• SKU: 8573148
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8573148
• Substitutable numbers: 8573148, 17128573148
• Fuel type: Diesel
• Category: Oil Filters

Purpose and function in the oil cooling system

The described pipe is a component connecting the coolant circuit to the oil cooler base in BMW B47 family engines used in F30, F22, and G30 models. Its task is to maintain a controlled flow of fluid in the oil filter area, which allows for efficient heat dissipation from the engine oil and stabilization of the power unit's operating temperature.

In BMW Diesel engines, proper oil cooling is crucial for the durability of the turbocharger, bearings, and the entire lubrication system. A functional Coolant Pipe BMW F30 F22 G30 B47 Diesel Engine Oil Cooler Tube minimizes the risk of localized overheating, reduces oil degradation, and supports the maintenance of lubrication parameters across a wide range of loads.

Construction and fitment for B47 units

The geometry of the pipe has been developed for the specific layout of components in the B47 engine bay, ensuring that fluid routing is optimized for flow resistance and vibration resistance. The shape and internal diameter are selected to provide an adequate coolant stream in the oil cooler base area without creating unwanted turbulence or restrictions.

Proper fitment to the cooling system and oil filter facilitates installation and reduces the risk of leaks. The pipe works with factory connectors and seals, allowing for the preservation of the original fluid flow concept in the B47 engine and maintaining the integrity of the entire system.

Benefits of using the original coolant pipe

Using the correct coolant pipe in the oil cooler and oil filter area translates into a number of practical operational benefits:

• maintaining stable oil temperature in the diesel engine,
• reducing thermal load on lubrication components,
• reducing the risk of leaks due to fitment to factory ports,
• maintaining proper coolant circulation around the oil cooler base.

For the user, this means more predictable power unit operation, better engine oil protection, and a lower probability of failures related to overheating in the oil filter area.

Condition, verification, and practical application

The item comes from the Oil filters group, which emphasizes its close connection to the lubrication and oil cooling system. As a used part, it is intended for conscious users and workshops looking for original solutions to repair or restore the factory configuration of the cooling system in BMW Diesel engines. Before installation, a standard check of connection tightness and the condition of mating seals is recommended.

Replacement of the Coolant Pipe BMW F30 F22 G30 B47 Diesel Engine Oil Cooler Tube is particularly recommended in case of leaks, signs of corrosion, mechanical damage, or after engine overheating, when cooling system components may have been excessively thermally stressed.

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 oil filter housings, oil cooler bases, or return lines, check the available parts in the BMW Oil filters category.

To better understand the impact of an efficient coolant circuit and oil cooler on power unit durability, it is worth reading the guide on cooling system diagnostics and repair: Engine cooling system – overheating, repair, and used radiators.