Audi A6 C8 A7 4K Air Conditioning Pipe Hose Refrigerant Line 4K2816720T

Audi A6 C8 A7 4K Air Conditioning Pipe Hose Refrigerant Line is an original, used refrigerant line designed for the air conditioning system in gasoline-powered vehicles. This component is responsible for the precise routing of the refrigerant within the system, which ensures stable operation of the compressor, condenser, and evaporator, as well as thermal comfort inside the vehicle. Thanks to its factory geometry and connectors, the pipe ensures a secure, leak-proof connection within the system.

Specifications and technical data

• SKU: RHD-4K2816720T
• Mark: Audi
• Condition: Used
• OEM Part Number: 4K2816720T
• Substitutable numbers: 4K2816720T, 4K2 816 720 T
• Fuel type: Petrol
• Part type: Hose
• Category: A/C Hoses & Fittings

Application and function in the air conditioning system

This refrigerant line has been designed specifically for modern, high-end Audi models, where the air conditioning system operates under high pressure and requires a stable flow of the medium. The precisely shaped routing of the pipe minimizes pressure drops and reduces the risk of vibration, which contributes to the quiet operation of the entire system.

In combination with the compressor, condenser, and evaporator, the pipe creates a sealed refrigerant circuit, enabling:

• efficient heat dissipation from the vehicle interior,
• maintenance of a stable air supply temperature,
• preservation of the correct operating pressure in the system.

Construction, compatibility, and installation

The original design of the pipe was developed for a precise fit to the chassis and engine bay of A6 C8 and A7 4K models with gasoline engines. Factory-spec ends and connectors allow for installation at existing mounting points without the need for system modifications. As a result, this component can be used as a direct replacement for a damaged refrigerant line in the vehicle.

When replacing, it is recommended to:

• check the condition of other air conditioning pipes,
• verify the tightness of the connections after installation,
• professionally refill the system with refrigerant and oil according to the manufacturer's specifications.

Characteristics of the used component

The air conditioning pipe comes from disassembly, which means it is a used part that retains the original manufacturer's specifications. Factory origin promotes proper fitment to the system and reduces the risk of installation issues typical of aftermarket replacements with universal geometry. This type of component is a good solution for repairs where compliance with factory equipment and control of service costs are important.

Benefits of using an original air conditioning pipe

Using an original pipe in an Audi air conditioning system allows for maintaining performance parameters close to factory standards. Key advantages include:

• precise fit with the chassis and engine accessories,
• preservation of the correct refrigerant routing,
• reduction of the risk of leaks at connections,
• compatibility with the air conditioning system in gasoline versions.

Thanks to this, the pipe will prove effective both for standard repairs after a leak and for restoring the completeness of the installation after major service work.

If you are planning a comprehensive repair or upgrade of the air conditioning zone in your Audi and need other components from the same group, such as pipes, hoses, or refrigerant connectors, check the available parts in the Audi air conditioning pipes, hoses, and connectors category.

Used components and service economy

Choosing a used, original air conditioning pipe is a way to reduce repair costs while maintaining a high-quality component. A similar approach is often used in vehicles of other premium brands, where original parts from disassembly allow for maintaining comfort and functionality without excessive budget strain. You can find more about the advantages of using used components in premium class cars in the article Used parts for Mercedes – original parts from disassembly.