Audi Q7 4M VW Touareg Mk3 A/C Air Condition Hose Pipe Line Tube 4M2816720M

Audi Q7 4M VW Touareg Mk3 A/C Air Condition Hose Pipe Line Tube is an original A/C system component, designed for precise refrigerant routing within the installation. Thanks to its factory-fit for specific models, it ensures stable air conditioning system operation and proper working pressure throughout the entire circuit. This is the solution for users seeking a proven OEM component rather than universal replacements.

Specifications and technical data

• SKU: RHD-4M2816720M
• Mark: Audi
• Condition: Used
• OEM Part Number: 4M2816720M
• Substitutable numbers: 4M2816720M, 4M2 816 720 M, 1000543457
• Category: Hoses, Lines & Pipes

Purpose and function in the air conditioning system

This air conditioning hose is part of the Hoses, pipes, and lines group, responsible for a tight and secure connection of individual A/C system components in the Audi Q7 4M generation and the third-generation VW Touareg. The hose design is adapted to the factory installation routing, which reduces the risk of vibration, abrasion, and leaks resulting from improper positioning.

A properly selected air conditioning hose contributes to:

• maintaining the correct refrigerant pressure,
• stable operation of the compressor and other A/C components,
• reducing thermal load on components,
• limiting the risk of leaks and loss of cooling efficiency.

Original origin and fitment

The product comes from the Audi OE line, meaning it was designed for specific vehicle platforms and meets the manufacturer's internal standards regarding tightness, pressure resistance, and material compatibility with other system elements. As a result, the hose maintains the correct geometry, mounting points, and connection diameters, which facilitates installation and minimizes the risk of operational issues.

Compared to replacements, the original air conditioning hose provides:

• secure fitment with factory brackets and clamps,
• compliance with A/C system operating parameters for the given model,
• lower risk of leaks at connections,
• easier diagnostics and future service.

Product condition and installation aspects

The hose is offered in used condition, which allows for cost-effective air conditioning system repair while maintaining the manufacturer's original specifications. Before installation, it is recommended to perform a standard check of tightness, cleanliness of the connections, and the condition of sealing surfaces, as well as replacing O-rings in accordance with service procedures for the specific model.

During installation, it is worth paying attention to:

• correct routing of the hose along factory paths,
• precise seating in brackets and clamps,
• tightening torque of connections in accordance with service documentation,
• performing a system leak test before filling with refrigerant.

Benefits of using an original A/C hose

Using this hose in an Audi Q7 4M or VW Touareg Mk3 allows for restoring proper air conditioning operation without the need for system modifications. Factory fitment reduces installation time, and compatibility with the vehicle's system reduces the risk of subsequent failures related to leaks or improper pressure. This is a practical solution for both post-collision repairs and fixing leaks in vehicles currently in use.

If you are planning a comprehensive repair or upgrade of the air conditioning area in your Audi and need other elements from the same group, such as high-pressure lines, flexible refrigerant hoses, or rigid guide pipes, check the available parts in the Audi Hoses, pipes, and lines category.

Additional technical support

When planning service work, it is worth considering general principles of caring for engine accessories and cooperating systems, such as cooling or power supply. Extended information on the operation and selection of components in premium class vehicles can be found in the article Reliability under the star sign – how to care for engine accessories in popular Mercedes-Benz C-Class and E-Class models?, which discusses a practical approach to servicing modern power units and their accessories.