BMW X5 E70 Vent Pipe Fuel Tank Line X6 E71 Diesel 7164396

BMW X5 E70 Vent Pipe Fuel Tank Line X6 E71 Diesel is a fuel system component responsible for the controlled venting of vapors from the fuel tank in BMW diesel vehicles. By maintaining the factory geometry and diameter of the line, it ensures stable pressure in the tank and the proper operation of the entire fuel supply system. This is a practical service solution for users who want to restore the correct operation of the fuel system without interfering with its design.

Specifications and technical data

• SKU: 7164396
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7164396
• Substitutable numbers: 16117164396, 7164396, BG
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Function of the fuel tank vent pipe in the BMW X5 E70

The vent pipe in the BMW X5 E70 model plays a key role in the proper operation of the diesel fuel tank. It is responsible for:

• controlled venting of fuel vapors from the tank,
• maintaining proper pressure in the fuel system,
• reducing the risk of vacuum or overpressure in the tank,
• cooperation with other components of the venting and fuel supply system.

Thanks to the preservation of the original design, the pipe is matched to the factory routing in the chassis, which facilitates installation and helps maintain the safety of the fuel system operation.

Purpose and compatibility with the Diesel fuel system

The offered vent pipe has been designed to work with the Diesel fuel system in the BMW X5 E70. This means that its diameter, material resistance, and routing method are adapted to the specifics of diesel fuel and typical operating conditions in this model.

The element belongs to the Fuel tanks and filler pipes group, which is why it perfectly complements other components in this section – the tank, filler pipes, and other vent and connecting lines. Replacing the pipe is recommended in case of refueling problems, a noticeable smell of fuel in the rear part of the vehicle, or errors related to the fuel system.

Characteristics of the used BMW component

The pipe comes from the BMW range and is a used component, which allows for economical repair while maintaining the original design. A used fuel system component is a good solution wherever the following matters:

• maintaining factory fitment to the chassis and tank,
• compatibility with original mounts and connectors,
• reducing service costs while maintaining proper functionality.

Thanks to this, the pipe can be used as a direct replacement for a damaged element, without the need for modifications or adapting other solutions.

Benefits of using the original vent pipe

Using a fuel tank vent pipe dedicated to the BMW X5 E70 allows you to restore the proper operation of the fuel system and reduce typical operational problems. The most important advantages include:

• stable fuel tank operation – no disturbances during refueling and driving,
• proper venting of fuel vapors,
• maintaining compliance with the factory design of the BMW fuel system,
• the ability to use existing brackets and line routing in the chassis.

For workshops and individual users, this means faster installation, lower risk of leaks, and predictable vehicle behavior after repair.

If you are planning a comprehensive repair or upgrade of the fuel system area in your BMW and need other elements from the same group, such as vent pipes, filler pipes, or connecting elements, check the available parts in the BMW Fuel tanks and filler pipes category.

Technical support and knowledge about the fuel system

To better understand the role of the vent pipe in the entire fuel supply system, it is worth familiarizing yourself with the operating principles of injectors, pumps, and the fuel tank. A detailed discussion of these issues, along with tips on diagnostics, selecting parts by OEM numbers, and maintenance, can be found in the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

If you are also interested in the economic and environmental aspects of using used components, it is worth checking out the material Eco-driving: discover the benefits of used car parts, which shows how conscious part selection can combine savings with care for the environment.