Audi A3 S3 8V Seat Leon 5F Golf Mk7 Air Conditioning Pipe A/C Hose 5Q0820741C

Audi A3 S3 8V Seat Leon 5F Golf Mk7 Air Conditioning Pipe A/C Hose is an original component from the Air conditioning pipes, hoses and connectors group, designed for factory air conditioning systems in popular VAG group models. This used OEM component ensures proper refrigerant routing, stable system operation, and a perfect fit for factory mounting points without the need for modifications.

Specifications and technical data

• SKU: 5Q0820741C-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 5Q0820741C
• Substitutable numbers: 5Q0820741C, 5Q0 820 741 C
• Part type: Pipe
• Category: A/C Hoses & Fittings

Application and compatibility

This air conditioning pipe is intended for vehicles from the Audi family, including the A3 and S3 8V generation models, as well as structurally related cars such as the Seat Leon 5F and Volkswagen Golf Mk7. As a result, it provides a practical solution for users who want to restore full air conditioning system efficiency while maintaining factory performance characteristics. The original Audi origin ensures the maintenance of correct diameters, bending shapes, and mounting points, which translates into proper routing of the pipe in the engine compartment and reduces the risk of vibrations, leaks, or collisions with other components.

Construction and function in the air conditioning system

The pipe belongs to the group of components responsible for transporting refrigerant between air conditioning system parts. Properly selected geometry and used connectors allow for a tight connection with other components, such as the compressor, condenser, or evaporator, which is crucial for maintaining the correct operating pressure. In practice, this means that this component:

• ensures stable refrigerant flow in a specific section of the installation,
• reduces pressure drops thanks to a matched internal diameter,
• allows for safe routing of the pipe in the tight space of the engine compartment,
• works with factory brackets and mounting clamps.

Benefits of using an original used pipe

Using an original, used air conditioning pipe allows you to maintain the factory operating characteristics of the system at a lower cost than a new part. This solution is particularly beneficial for repairs where matching the specific body and engine version is key, as well as maintaining compatibility with other installation elements. The main advantages include:

• factory fitment for the air conditioning system in the listed models,
• preservation of the original geometry of the pipe and connectors,
• possibility of installation without additional system modifications,
• economical restoration of interior cooling system efficiency.

Condition and preparation for installation

The item comes from disassembly and is offered as a used air conditioning pipe, which in practice means that before installation, a standard service procedure is recommended: checking the system for leaks, replacing seals at connection points, and performing a pressure test followed by refilling the system with refrigerant. Such an approach allows for minimizing the risk of leaks and ensuring proper air conditioning operation after the repair.

Technical support and additional materials

When diagnosing interior cooling problems, it is worth paying attention not only to the pipes but also to the compressor, condenser, receiver-drier, and the tightness of the entire installation. Practical tips on selecting and installing used air conditioning system components can be found in the article: No cooling in the car – when is it worth choosing an original used A/C compressor. If you are planning a comprehensive repair or upgrade of the air conditioning zone in your Audi and need other elements from the same group, such as additional pipes, flexible hoses, or service connectors, check the available parts in the Audi air conditioning pipes, hoses and connectors category.