Porsche 718 Boxster 982 Cayman 911 991 A/C Air Con Hose Pipe 2.0 99157309202

Porsche 718 Boxster 982 Cayman 911 991 A/C Air Con Hose Pipe is an original cabin cooling system component designed for use in modern Porsche sports models. Thanks to its factory geometry and precise refrigerant routing, it ensures stable system pressure and proper operation with the compressor, condenser, and evaporator, which translates into thermal comfort inside the vehicle. As part of the A/C hoses, pipes, and connectors group, it allows for a technically correct repair or reconstruction of the A/C system without compromising on fitment.

Specifications and technical data

• SKU: 99157309202
• Mark: Porsche
• Condition: Used
• OEM Part Number: 99157309202
• Substitutable numbers: 99157309202, 991 573 092 02
• Part type: Hose
• Category: A/C Hoses & Fittings

Purpose and function in the air conditioning system

The presented A/C hose is a component of the air conditioning system responsible for transporting refrigerant between system components in Porsche 718 Boxster, 982 Cayman, and 911 (991 generation) models with a 2.0 engine. The properly selected internal diameter and hose construction allow for maintaining the correct flow and operating pressure, which is crucial for cooling efficiency and compressor durability.

In practice, this means that when installed correctly, the hose ensures:

• a leak-proof connection between A/C system components,
• stable refrigerant operating conditions under various load ranges,
• preservation of factory air conditioning performance parameters in Porsche vehicles.

Construction, connectors, and compatibility

As an original Porsche component, the A/C hose has been designed for the specific body and engine bay architecture of the 718 Boxster, 982 Cayman, and 911 991 models. This includes both the hose routing and the type of connectors used, which allows for proper mating with factory ports and mounting brackets.

Key design features of this component include:

• dedicated ends for factory Porsche A/C connectors,
• appropriately selected flexibility of the hose sections to compensate for engine vibrations,
• rigid sections guiding the hose along the body or subframe, in accordance with the manufacturer's design.

As a result, the hose can be installed in place of a worn or leaking component without the need for system modifications, which is important for both the durability and safety of the A/C system.

Condition, service application, and part selection

This item comes from the used parts group, which allows for an economical repair of the air conditioning system while maintaining the manufacturer's original specifications. This type of solution is particularly beneficial for advanced sports models, where new factory components can be expensive, while maintaining compliance with the Porsche design is required.

When selecting an A/C hose for a specific vehicle, it is worth paying attention to:

• compatibility with the body generation (718 Boxster, 982 Cayman, 911 991),
• type of engine (2.0 engine in the given model),
• routing of the hoses in the engine bay and chassis.

A properly selected hose allows for restoring full air conditioning functionality after mechanical failure, connector corrosion, or damage resulting from service intervention.

The role of A/C hoses in diagnostics and repairs

During the diagnosis of cooling loss in a Porsche, attention is often focused on the compressor; however, leaks or damage to the hoses can be an equally significant source of problems. Replacing the hose with an original component from the same group of parts allows for:

• restoring system tightness after detecting refrigerant loss,
• eliminating pressure drops resulting from micro-cracks or corrosion,
• ensuring proper cooperation with pressure sensors and control valves.

If the lack of cooling in the car is also associated with a suspected compressor failure, it is worth checking the guide on selecting used A/C system components – this is discussed in detail in the article on the use of original used air conditioning compressors as an alternative to new parts, which helps to plan the repair of the entire system in a technically sound manner.

System expansion and selection of other elements

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 A/C hoses, pipes, and connectors category.

By using original components from one product group, it is possible to maintain the consistency of the entire A/C system, which translates into predictable operating parameters, easier diagnostics, and better compatibility with the vehicle's factory control software.