Audi A4 B9 Q7 4M Engine Oil Filler Pipe Neck Hose Line Tube 059103482H

Audi A4 B9 Q7 4M Engine Oil Filler Pipe Neck Hose Line Tube is an original component from the Oil coolers and lines group, designed for the lubrication system in selected Audi models. This used OEM component ensures a factory fit, stable oil routing, and maintains the correct geometry of connections within the engine bay.

Specifications and technical data

• SKU: 059103482H
• Mark: Audi
• Condition: Used
• OEM Part Number: 059103482H
• Substitutable numbers: 059103482H, 059 103 482 H
• Category: Engine Oil Coolers & Lines

Purpose and function of the oil filler neck

The Audi A4 B9 Q7 4M Engine Oil Filler Pipe Neck Hose Line Tube is responsible for the safe and sealed delivery of engine oil to the power unit, minimizing the risk of leaks and contamination of the engine compartment. A correctly selected element of this lubrication system section helps maintain the proper oil level, which translates into stable engine operation and reduced component wear.

In Audi A4 B9 and Q7 4M models, the use of the correct filler neck is particularly important due to the compact engine bay layout and precise routing of oil lines. An original component from this group allows for maintaining the factory oil flow path and compatibility with other system elements.

Construction and fitment to the lubrication system

The element has been designed as part of the oil line system, with a properly shaped tube and mounting neck. This allows for:

• stable connection with other oil lines,
• maintaining a seal at the filler point,
• reducing vibrations and stress acting on the lines,
• maintaining the correct direction of oil flow.

The original Audi origin promotes dimensional compliance with factory mounts, which facilitates installation and reduces the risk of leaks after replacement.

Benefits of using an original used component

Choosing a used oil filler neck from the Oil coolers and lines group is a solution that allows you to balance cost control with maintaining the factory system design. This type of component:

• maintains the original geometry of oil routing in the engine,
• ensures compatibility with standard mounts and seals,
• allows for an economical repair of the lubrication system without interfering with its design.

For Audi users, it is important that using an OEM element reduces the risk of fitment issues typical of universal aftermarket replacements. This is a practical solution when replacing a damaged tube, cracked neck, or during service work within the oil system.

Operation, installation, and area of application

The oil filler pipe neck operates in the demanding environment of the engine compartment, exposed to temperature changes, vibrations, and contact with oil and vapors. Therefore, it is crucial that this element maintains appropriate rigidity and tightness throughout its service life.

During installation, it is recommended to:

• check the condition of seals working with the neck,
• verify correct seating in sockets and brackets,
• ensure there is no collision with other lines and engine accessory components.

Such an approach allows for restoring proper oil filler operation and limiting the risk of subsequent leaks in the lubrication system area.

Expansion of the oil line system and service knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other elements from the same group, such as additional oil lines, connectors, or oil feed pipe sections, check the available parts in the Audi oil coolers and lines category.

To better understand the relationship between engine operating temperature and the condition of the lubrication and cooling system, it is worth consulting practical service tips. You can find useful information in the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which helps assess the impact of high temperatures on the durability of engine components.