Audi RS4 B8 Air Intake Manifold Vacuum Hose Pipe Line 079131055DJ

Audi RS4 B8 Air Intake Manifold Vacuum Hose Pipe Line is an original component from the Lines, hoses and pipes group, designed specifically for the intake system in high-performance Audi engines. Thanks to its factory geometry and precise diameter, the hose ensures stable vacuum pressure in the intake manifold, which translates into predictable engine performance and proper interaction with control components.

Specifications and technical data

• SKU: 079131055DJ
• Mark: Audi
• Condition: Used
• OEM Part Number: 079131055DJ
• Substitutable numbers: 079131055DJ, 079 131 055 DJ
• Part type: Hose
• Category: Hoses, Lines & Pipes

Purpose and function in the intake system

The intake manifold vacuum hose in the Audi RS4 B8 is responsible for the safe and airtight routing of vacuum pressure between the manifold and engine control components. A properly selected and airtight hose:

• stabilizes the vacuum signal used by the engine management system,
• reduces the risk of power loss resulting from intake leaks,
• supports smooth engine operation across the entire RPM range.

By using an original Audi solution, the correct routing path is maintained, which minimizes stress, chafing, and unwanted vibrations in the engine bay.

Benefits of using an original Audi hose

Using a vacuum hose sourced from Audi allows you to maintain the integrity of the entire intake system in accordance with factory design specifications. In practice, this means:

• secure fitment to the intake manifold connectors and other system components,
• maintenance of proper material flexibility under typical engine operating conditions,
• reduction of the risk of micro-leaks, which are a common cause of unstable idle speed.

The original hose from this series is designed to operate in elevated temperatures and in environments characterized by vibrations typical of high-power units, which promotes longer, more predictable service life.

Product characteristics and condition

The offered intake manifold vacuum hose comes from the Audi brand and is an OEM-class component, which means it complies with factory manufacturing standards. The product is in used condition, making it a reasonable compromise between repair costs and maintaining the vehicle's original technical specifications.

Choosing a used OEM hose is particularly beneficial for advanced engines, where incorrectly selected aftermarket replacements can cause difficult-to-diagnose engine performance issues, such as manifold pressure fluctuations or ECU errors.

Support for expanding your Audi hose system

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 additional lines, hoses, or intake system pipes, check out the available parts in the Audi lines, hoses and pipes category.

For more extensive work within the drivetrain, it is also worth considering selecting other powertrain components based on proven OEM parts. You can find more about the advantages of using original used components in critical assemblies in the article Humming differential? Find out why a used OEM drive axle is a better investment than an uncertain replacement.

Summary

Audi RS4 B8 Air Intake Manifold Vacuum Hose Pipe Line is a practical solution for users who want to restore the proper operation of the intake system while maintaining factory parameters. Its original origin, fitment for the specific engine configuration, and favorable price-to-quality ratio make this component a rational choice when servicing advanced Audi engines.