Porsche 911 991 Cayman 718 982 A/C Air Con Hose Pipe 2.0T Petrol 99157310203

Porsche 911 991 Cayman 718 982 A/C Air Con Hose Pipe is an original cabin cooling system component designed for petrol engine versions. Thanks to its factory geometry and precise fitment to the air conditioning system, it ensures stable refrigerant pressure, leak-proof connections, and proper cooperation with the compressor and other components. This is a practical solution for users who want to restore full air conditioning efficiency without compromising on compatibility.

Specifications and technical data

• SKU: RHD-99157310203
• Mark: Porsche
• Condition: Used
• OEM Part Number: 99157310203
• Substitutable numbers: 99157310203, 991 573 102 03, 991 573 102 11, 99157310211
• Fuel type: Petrol
• Part type: Hose
• Category: A/C Hoses & Fittings

Purpose and function in the air conditioning system

The presented hose belongs to the Air conditioning hoses, pipes and connectors group and is responsible for transporting refrigerant between A/C system components in Porsche vehicles with petrol engines. A correctly selected pipe section is crucial for maintaining proper operating pressure, correct operation of expansion valves, and uniform cooling of the vehicle interior.

In the case of Porsche 911 (991 generation) and Cayman / 718 982 models with a petrol unit, the correct air conditioning hose allows for maintaining the factory operating characteristics of the system, reducing performance drops, and minimizing the risk of leaks at the connections.

Benefits of using an original A/C hose

Using an original air conditioning hose in a Porsche brings a number of practical advantages in daily operation:

• factory fitment to the installation routing in the engine bay and chassis,
• diameters and cross-sections designed for a specific model for stable refrigerant flow,
• connectors prepared for use with original quick-connect couplings and seals,
• maintaining A/C system operating parameters in accordance with the manufacturer's specifications.

For higher-power cars, such as the Porsche 911 991 or Cayman 718, a properly functioning air conditioning hose helps maintain consistent cooling performance even during dynamic driving and high thermal loads.

Technical characteristics and installation

The A/C hose in this model is a component adapted to work with a petrol engine-based system, which means appropriately selected temperature resistance in the engine bay and compatibility with the specific installation routing in these versions. The hose construction combines rigid and flexible sections, which facilitates installation and compensates for vibrations transmitted from the power unit.

During replacement, it is recommended to:

• thoroughly clean the sockets and sealing surfaces,
• use new seals compatible with the specific model's A/C system,
• perform a leak test and vacuuming before filling with refrigerant.

This installation method allows for fully utilizing the potential of the hose and reducing the risk of subsequent leaks.

Component condition and service application

The offered air conditioning hose is a used part, which makes it an attractive cost-effective alternative while maintaining original Porsche specifications. This solution is particularly useful in the case of post-accident repairs, replacement of damaged installation sections, or restoring system functionality after corrosion or mechanical damage to the hose.

Before installation, it is worth verifying compatibility with the specific body and engine version using the OEM part number and available interchangeable numbers in the product's technical specification.

Technical support and selection of A/C system components

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

When diagnosing cabin cooling problems – especially when considering replacing the compressor, hoses, or other components – a guide describing when it is worth reaching for original used components will be helpful. You will find more practical tips in the article No cooling in the car: original used A/C compressor as a proven alternative to expensive new parts, which discusses part selection, condition inspection, and pre-installation procedures in A/C systems.