Audi A6 C6 Air Conditioning Pipes A/C Air Con Hose Pipe Line 4F0260740B

The Audi A6 C6 Air Conditioning Pipes A/C Air Con Hose Pipe Line is an original A/C system component designed for the precise routing of refrigerant between system modules. Thanks to its factory-fit for the A6 C6 platform, it ensures stable air conditioning performance and correct pressure within the circuit. Using this OEM component allows for a technically sound repair without the need for aftermarket alternatives with uncertain geometry.

Specifications and technical data

• SKU: 4F0260740B
• Mark: Audi
• Condition: Used
• OEM Part Number: 4F0260740B
• Substitutable numbers: 4F0260740B, 4F0 260 740 B, 4F0260709A, 4F0 260 709 A, 4F0260710D, 4F0 260 710 D
• Category: A/C Hoses & Fittings

Application in the Audi A6 C6 air conditioning system

The offered hose belongs to the Air conditioning pipes, hoses, and connectors group and is a factory A/C system component for the Audi A6 C6 generation. It is responsible for the sealed and directional flow of refrigerant between key components, such as the compressor, condenser, or evaporator, depending on the specific vehicle configuration. A correctly selected hose eliminates the risk of leaks, pressure drops, and improper cabin cooling.

Construction, connectors, and OEM fitment

The air conditioning hose was designed by Audi as an OEM part, which means it maintains the original geometry, diameters, and connector types. This allows for:

• seamless fitment with existing brackets and guides in the engine bay,
• proper positioning relative to other components, without tension or twisting,
• maintenance of factory-level sealing at connections with other A/C system elements.

The original design of the hose reduces the risk of collision with moving parts and overheating near high-temperature sources, which is essential for long-term, stable air conditioning operation.

Condition, verification, and benefits of installing a used hose

The item is offered as a used part, which in practice means it has been removed from a vehicle and verified for further serviceability. Choosing an original hose from the secondary market allows you to:

• maintain factory refrigerant flow parameters,
• avoid fitment issues typical of cheaper aftermarket replacements,
• optimize repair costs while maintaining a high-quality component.

Before installation, standard service procedures are recommended: checking the entire system for leaks, replacing seals at the connections, and performing a vacuum and refrigerant recharge according to the vehicle manufacturer's guidelines.

A/C system diagnostics and part selection by numbers

When replacing air conditioning hoses, it is crucial to match the part to the specific engine and equipment configuration of the car. In practice, identification by OEM part number and interchangeable numbers is used, which minimizes the risk of purchasing an incorrect component. In case of doubt, it is worth verifying compatibility via the Vehicle Identification Number (VIN) or consulting a service center specializing in the Audi brand.

To better understand the connection between hoses and compressor operation, as well as typical effects of damage in the refrigerant circuit, it is worth reading the guide: Air conditioning compressor – symptoms of failure, causes, and safe replacement. The article helps assess when replacing the hose alone is sufficient and when more extensive intervention in the A/C system may be necessary.

Expanding the Audi A/C system – related components

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 additional pipes, flexible hoses, or service connectors, check out the available parts in the Audi air conditioning pipes, hoses, and connectors category.

Summary

The Audi A6 C6 Air Conditioning Pipes A/C Air Con Hose Pipe Line is a technically matched, used OEM component that allows for the restoration of proper refrigerant circulation in the A/C system. Choosing an original hose from this series is a sensible solution for users who expect stable air conditioning performance, correct installation, and compliance with the vehicle's factory specifications without the need for a costly replacement of the entire system.