Audi A1 S1 GB Polo Air Conditioning A/C Refrigerant Line Tube Hose 2Q0816743AC

Audi A1 S1 GB Polo Air Conditioning A/C Refrigerant Line Tube Hose is an original A/C system component designed for vehicles with a petrol engine. Designed by the vehicle manufacturer, it ensures proper refrigerant routing, stable system pressure, and safe integration with other air conditioning components.

Specifications and technical data

• SKU: 2Q0816743AC
• Mark: Audi
• Condition: Used
• OEM Part Number: 2Q0816743AC
• Substitutable numbers: 2Q0816743AC, 2Q0 816 743 AC
• Fuel type: Petrol
• Category: A/C Hoses & Fittings

Purpose and function in the air conditioning system

The offered hose belongs to the Air conditioning lines, hoses, and connectors group and is responsible for transporting refrigerant between A/C system components in Audi A1, Audi S1 (GB generation), and VW Polo models. A correctly selected hose guarantees tightness, maintenance of proper pressure, and the correct operation of the compressor, condenser, and evaporator.

The element is structurally matched to the factory installation routing in the engine bay, which minimizes the risk of collision with other components and reduces vibrations and stress during operation.

Construction, connectors, and compatibility

The air conditioning hose is designed as an OEM part by Audi, which means it complies with factory dimensional standards, connector types, and routing geometry. The used ends allow for precise connection to other system elements without the need for modifications or the use of adapters.

Dedicated to vehicles powered by petrol fuel, it ensures a proper fit for the component layout in the engine bay characteristic of this powertrain version. As a result, the hose maintains the correct bending radius, and the risk of chafing or leaks resulting from improper installation is limited.

Condition, installation, and service application

The item comes from disassembly and is offered as a used air conditioning hose, which is a cost-effective solution while maintaining the manufacturer's original specifications. In workshop practice, such a component is particularly useful for repairs after collisions, mechanical damage to lines, or corrosion of connectors.

The hose is intended for installation in place of the factory element, following A/C system service procedures (refrigerant recovery, leak test, refilling). Using an original hose allows for maintaining correct air conditioning operating parameters and avoiding fitment issues typical of aftermarket replacements with universal geometry.

Benefits of using an original A/C hose

Using an original hose in the air conditioning system provides a number of practical benefits:

• maintaining the factory routing path and proper mounting in brackets,
• secure fit of connectors to the compressor, condenser, or other system elements,
• reducing the risk of leaks resulting from inaccurate fitment,
• maintaining correct refrigerant pressure parameters in the system.

For the user, this means stable air conditioning operation, predictable system behavior in high temperatures, and a lower risk of repeat repairs resulting from hose-related problems.

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 hoses, or service connectors, check the available parts in the Audi air conditioning lines, hoses, and connectors category.

More about used premium parts

When selecting used air conditioning system elements, it is worth knowing the specifics of original components used in premium class cars. A broader discussion of the advantages of using disassembled components – using the Mercedes brand as an example – can be found in the article Used parts for Mercedes – original parts from disassembly, which shows how to reasonably combine OEM quality with optimal service costs.