Porsche Carrera 996 Oil Air Separator Vent Line Breather Hose 99610714555

Porsche Carrera 996 Oil Air Separator Vent Line Breather Hose is an original crankcase ventilation system component, designed specifically for precise integration with the Porsche engine. Thanks to its factory geometry and perfect fitment to the oil separator, it ensures stable vapor extraction and proper operation of the power unit. This used OEM component is a sensible choice for drivers who want to maintain the original engine performance characteristics while keeping service costs under control.

Specifications and technical data

• SKU: 99610620850
• Mark: Porsche
• Condition: Used
• OEM Part Number: 99610620850
• Substitutable numbers: 99610620850, 996 106 208 50, 996 107 145 55, 99610714555
• Category: Other Engine Parts

Function and role of the breather hose

The oil air separator vent line breather hose in the Porsche Carrera 996 operates in a demanding thermal and pressure environment, connecting the crankcase ventilation system components to the rest of the engine. Its task is to direct oil vapors and gases from the crankcase in a controlled manner, so as to limit intake contamination and maintain stable pressure inside the power unit.

A properly selected, original hose:

• maintains the tightness of the ventilation system,
• minimizes the risk of vacuum leaks and unstable idle speed,
• supports smooth engine operation across the full load range.

Why choose an original Porsche component

In the case of the crankcase ventilation system, the correct diameter, shape, and flexibility of the hose are crucial. The original Porsche breather hose has been designed for a specific engine, allowing it to maintain the correct geometry even under high temperatures and long-term operation. This reduces stress on the connectors, lowers the risk of cracks, and facilitates installation in the tight space of the engine bay.

A used OEM element also offers:

• factory fitment to the oil separator and other connectors,
• compatibility with the original hose routing in the engine bay,
• the ability to maintain the stock configuration without modifications.

Condition, installation, and service application

The offered hose comes from dismantling and is intended for reinstallation in the Porsche engine ventilation system. This type of part is particularly useful in situations where the existing hose has suffered mechanical damage, hardened, or developed leaks, causing issues with engine operation, the smell of exhaust or oil around the engine, or mixture-related error codes.

Replacing the oil air separator vent line breather hose is recommended, among other things, during:

• crankcase ventilation system and oil separator service,
• intake leak diagnostics,
• comprehensive engine maintenance in the Porsche Carrera 996.

Compatibility and replacement numbers

The element belongs to the group of original Porsche parts and has an assigned OEM part number and interchangeable numbers, which facilitates compatibility verification with a specific engine version. Before purchasing, it is worth comparing the shape and connection points with the currently installed hose to ensure that it will fit without additional modifications. This ensures that the installation proceeds smoothly and the ventilation system regains its proper functionality.

Service expansion and related categories

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 hoses, connectors, or small mounting components, check out the available parts in the Other Porsche category.

To compare the characteristics of sports powertrains and better understand the structural differences between high-performance versions and standard models, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers design engines, brakes, and chassis in high-performance cars.

If you want to reduce vehicle downtime in the workshop and optimize costs, the post on the impact of used OEM parts availability on repair time, describing the practical benefits of using verified components from dismantling, may also be helpful.