BMW X5 X6 Series E70 E71 M57N2 F15 F16 Fuel Return Line Pipe Hose 7164399

BMW X5 X6 Series E70 E71 M57N2 F15 F16 Fuel Return Line Pipe Hose is an original fuel system component designed for specific BMW diesel engine models. Thanks to its factory geometry and precisely selected diameters, it ensures stable fuel flow and proper integration with other system components. It is a practical solution for workshops and users who want to maintain consistency with the vehicle's factory design.

Specifications and technical data

• SKU: 7164399
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7164399
• Substitutable numbers: 16117164399, 7164399, EM
• Category: Hoses, Lines & Pipes

Purpose and function in the fuel system

The presented fuel return line pipe hose is responsible for transporting fuel between fuel system components in selected BMW E70, E71, F15, and F16 series models with the M57N2 engine. The appropriately selected length, diameter, and shape of the hose allow for secure fuel routing in the engine bay, maintaining required bending radii without the risk of uncontrolled stress.

As part of the Lines, Hoses, and Pipes group, this component works with factory quick-connectors, brackets, and mounts, which facilitates installation and reduces the risk of leaks. Using an original solution allows for maintaining the correct operating parameters of the fuel system, which is particularly important in diesel engines with precision injection.

Benefits of using an original BMW fuel hose

Using an original fuel return line pipe hose instead of a universal or non-original part translates into a number of practical benefits:

• maintaining the factory routing of the line in the engine bay,
• reducing the risk of abrasion and damage resulting from improper positioning,
• proper fitment to standard brackets and mounts,
• consistency with the manufacturer's requirements regarding fuel and temperature resistance.

For workshops, this means more efficient vehicle servicing, and for the user – more predictable and stable fuel system operation in the long term.

Product characteristics and condition

The offered fuel return line pipe hose comes from the BMW range, which guarantees compliance with factory technical documentation and parameters specified for the given range of models. The item is in used condition, which in practice means it has been removed from a vehicle and may show signs of previous use, while maintaining the functionality required for further operation after proper installation.

Choosing a used OEM component is particularly beneficial for repairing older vehicles, where both technical compliance and cost optimization are important. A properly selected fuel hose allows for restoring the correct operation of the fuel system without the need to interfere with other components.

Part selection by numbers and purchase support

This fuel return line pipe hose model has a dedicated OEM part number and associated interchangeable numbers, which facilitates clear identification in service catalogs and parts selection systems. When matching it to a specific vehicle, it is worth verifying compatibility with the VIN and engine configuration to avoid installation issues.

If you are planning a wider range of work on the fuel system or other installations in your BMW, it may be helpful to browse the entire group of items such as Lines, Hoses, and Pipes{data-id=21}, where you will find related mounting and maintenance components.

Safe online purchase of a used fuel hose

When choosing a used fuel system component, it is crucial to pay attention to compatibility with the OEM number, vehicle generation, and engine type. It is also worth using proven procedures for verifying the seller and the part itself. Practical tips on the safe selection and purchase of used components can be found in the guide Safe purchase of used car parts online, which discusses, among other things, selection strategies by numbers, application examples, and best practices for drivers and workshops.

Additionally, you can deepen your knowledge about the operation and diagnostics of fuel system components by using expert materials available in the blog section, e.g., technical guides on selecting and replacing parts, which will facilitate making an informed purchasing decision.