BMW F30 F31 F32 F33 N57 Fuel Pump High Pressure Fuel Line Pipe Tube 8596875

BMW F30 F31 F32 F33 N57 Fuel Line is a component from the Other Injection System Parts category, designed for BMW F-series diesel engines with the N57 unit. It offers a practical solution for users who want to restore proper fuel supply to the injection system in a controlled manner, while maintaining the factory performance characteristics of the engine. Thanks to the original line geometry, it is possible to maintain stable common rail system parameters and reduce the risk of leaks.

Specifications and technical data

• SKU: 8596876
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8596876
• Substitutable numbers: 8596876, 13538596876, 7823484, 13537823484
• Fuel type: Diesel
• Category: Additional Fuel Injection Parts

Application in BMW F30, F31, F32, F33 Models with N57 Engine

The fuel line has been designed to work with the N57 unit fitted in popular BMW 3 and 4 Series F-generation models. The correct shape and connections allow for proper fuel routing within the injection system, without the need to modify other components. This solution simplifies servicing and reduces replacement time.

By maintaining the original line routing concept, it is possible to preserve the correct system pressure, which translates to smooth diesel engine operation and predictable responses to load. This is particularly important in modern engines where precise fuel delivery directly impacts the driving experience and component longevity.

Technical Characteristics of the Diesel Fuel Line

This component belongs to the Other Injection System Parts group, meaning it works in conjunction with other fuel system components such as the high-pressure pump, common rail manifold, and injectors. The line's construction is adapted for Diesel fuel, requiring resistance to high operating pressures and variable thermal conditions within the engine bay.

Appropriately selected internal and external diameters of the line, along with precise connection ends, help to minimize pressure drops and reduce the risk of micro-leaks. In practice, this leads to stable injection parameters, easier engine starting, and more predictable engine behavior across the full load range.

Benefits of Using an Original BMW Fuel Line

Choosing a fuel line specifically designed for a particular BMW engine and body family ensures the integrity of the entire fuel system. Key advantages of this solution include:

• Factory Fit for N57 Engine – no modifications, drilling, or custom mounting required.
• Correct line routing geometry – reduces stress and vibrations that could affect connection durability.
• Compatibility with Diesel injection systems – the line is designed for high fuel pressure operation.
• Integration with other system components – simplifies future diagnostics and servicing.

A component configured in this way helps maintain predictable injection system performance, which is crucial for both engine longevity and the comfort of daily driving.

Used Condition and Installation Aspects

The fuel line is offered in used condition, providing a sensible balance between cost and functionality, especially for maintenance repairs on vehicles several years old. During installation, it is recommended to follow service procedures typical for high-pressure systems, including thorough cleaning of seating surfaces, checking seals, and applying correct tightening torques according to BMW service documentation.

Due to the nature of the injection system's operation, the fuel line replacement should be performed in a workshop environment, adhering to safety regulations for high-pressure systems. Properly executed installation restores system integrity and reduces the risk of fuel pressure drops, which is essential for stable diesel engine operation.

Other BMW Injection System Parts and Technical Knowledge

If you are also looking for other components from the Other BMW Injection System Parts category, check out the Other BMW Injection System Parts available in our store to select components that are structurally compatible with your fuel system.

When working on the drivetrain, it is beneficial to expand your knowledge of cooperating components such as differentials and drive axles. Our guide Used Differential – What You Should Know About Used Differentials, Sensors, and Drive Systems can be helpful, discussing practical aspects of selecting and assessing the condition of used drive components.