Audi RS4 B8 Intake Manifold Vent Hose Valve Carbon Filter Ejector 079133240G

Audi RS4 B8 Intake Manifold Vent Hose Valve Carbon Filter Ejector is an original component from the Intake Manifolds group, designed to operate in the demanding environment of an Audi power unit. Engineered as part of the intake system, it ensures stable gas discharge and proper operation of the manifold valve, which translates into smooth engine performance and predictable load response.

Specifications and technical data

• SKU: 079133240G
• Mark: Audi
• Condition: Used
• OEM Part Number: 079133240G
• Substitutable numbers: 079133240G, 079 133 240 G
• Category: Intake Manifolds

Purpose and function in the intake system

The vent hose in the Audi RS4 B8 operates in the immediate vicinity of the intake manifold, where it is responsible for the controlled discharge of gases from the valve area. A properly functioning component of this type:

• stabilizes the operating conditions of the intake manifold valve,
• reduces the risk of leaks in the intake system,
• supports the maintenance of the correct mixture composition across a wide range of loads,
• indirectly influences engine refinement at both low and high RPMs.

Thanks to its precise fit for the specific Audi RS4 B8 configuration, the hose maintains the correct geometry and rigidity, which facilitates installation and minimizes stress during operation.

Original origin and Audi fitment

The component comes from the Audi OE line, which means it complies with the vehicle's factory specifications. In practice, this translates into:

• precise fitment to the intake manifold and adjacent components,
• preservation of the original hose routing in the engine bay,
• compatibility with factory brackets and mounts.

As a result, the hose can be used both as a replacement for a damaged part and as part of preventive maintenance of the intake system in vehicles driven dynamically.

Performance characteristics of the used component

The offered hose is a used component, which allows for service cost optimization while maintaining the original Audi design. This type of solution is particularly beneficial for advanced models, where factory intake system components are precisely matched to a specific engine version.

Choosing a used vent hose from the Intake Manifolds group is a sensible alternative to expensive new parts, especially during comprehensive service work involving several components at once.

Role in service and intake system upgrades

Replacing the intake manifold vent hose is recommended, among other things, during:

• work involving the removal of the intake manifold,
• diagnosing leaks in the intake system,
• upgrading or cleaning components responsible for airflow.

Selecting an original Audi component helps maintain the integrity of the entire system, which is important for both durability and the repeatability of engine performance parameters in the long term.

Related components and technical knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other elements from the same group, such as intake ducts, connectors, or additional vacuum hoses, check out the available parts in the Audi Intake Manifolds category.

For users interested in the broader context of gas system operation in the engine and the impact of components such as manifolds on the unit's characteristics, the following guide may be helpful: Performance exhaust system: used manifolds and sports catalytic converters on the road. It allows for a better understanding of the relationships between the intake and exhaust systems when selecting used parts.