Porsche Boxster 718 982 Cayman 981 Fuel Tank Breather Vent Pipe Line 99120125104

Porsche Boxster 718 982 Cayman 981 Fuel Tank Breather Vent Pipe Line is an original vacuum system component designed for use in Porsche sports models. This used part from the Vacuum pumps category ensures proper vapor extraction and stable operation of vacuum-dependent systems, which is essential for engine durability and driving comfort.

Specifications and technical data

• SKU: 99120125104
• Mark: Porsche
• Condition: Used
• OEM Part Number: 99120125104
• Substitutable numbers: 99120125104, 991 201 251 04
• Part type: Vacuum Pump
• Category: Vacuum Pumps

Purpose and function of the breather vent pipe

The offered breather vent pipe is a component of the vacuum system in Porsche Boxster 718, 982, and Cayman 981 vehicles. Its task is the controlled extraction of vapors and gases from specific sections of the system to maintain stable operating pressure and ensure proper interaction with components in the Vacuum pumps group. A properly selected pipe reduces the risk of leaks, vacuum drops, and malfunctions of components dependent on this parameter.

Benefits of using an original Porsche component

Using an original breather vent pipe in Porsche models ensures:

• precise fitment to the factory vacuum system,
• maintenance of the manufacturer-designed pipe routing geometry,
• material consistency with other system components,
• reduced risk of improper installation compared to universal replacements. As a result, the pipe can be used both for routine repairs and more extensive service work, where maintaining factory system performance parameters is crucial.

Condition of the component and service application

The pipe comes from an operated vehicle and is offered as a used part, allowing for an economical restoration of the vacuum system's efficiency while maintaining the original manufacturer specifications. This type of component is particularly useful for:

• fixing leaks within vacuum lines,
• servicing components that work with the vacuum pump,
• repairs after collisions or engine bay interventions,
• comprehensive system restoration in heavily used vehicles.

Integration with the vacuum system and other components

The breather vent pipe works with components responsible for generating and distributing vacuum in the engine. A properly selected and airtight pipe:

• stabilizes vacuum system operating parameters,
• reduces the risk of diagnostic errors related to leaks,
• supports the correct operation of vacuum-controlled components. This makes it an important element in restoring the proper operation of the entire system, especially in higher-power cars where thermal and pressure loads are significantly higher.

Expanding service within the vacuum system

If you are planning a comprehensive repair or upgrade of the engine area in your Porsche and need other elements from the same group, such as vacuum lines, connectors, or components working with the pump, check out the available parts in the Porsche Vacuum pumps category.

Technical support and selection by part numbers

Selecting a breather vent pipe for a specific engine version and vehicle year should be based on catalog data and manufacturer numbers. For fuel and vacuum systems, a guide article on diagnostics and component selection may be helpful, available at the following link: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. The information contained there regarding system operation, diagnostic procedures, and principles of selecting parts by OEM numbers can facilitate the planning of broader service work on your car.