Audi A4 B8 A7 4G8 A6 4G C7 Q7 4L 3.0 TDi V6 EGR Vacuum Hose Pipe Line 059131056R

Audi A4 B8 A7 4G8 A6 4G C7 Q7 4L 3.0 TDi V6 EGR Vacuum Hose Pipe Line is an original component from the Cooling system hoses and pipes group, designed to operate in the demanding environment of a V6 diesel engine. This used OEM part ensures factory-fit, stable vacuum routing, and predictable system behavior under real-world operating conditions.

Specifications and technical data

• SKU: 059131056R
• Mark: Audi
• Condition: Used
• OEM Part Number: 059131056R
• Substitutable numbers: 059131056R, 059 131 056 R
• Part type: Hose
• Category: Coolant Hoses

Purpose and function in the 3.0 TDI V6 engine system

The vacuum hose in the 3.0 TDI V6 engine is responsible for the precise transmission of vacuum to the actuators controlling the operation of the power unit and its accessories. Stable pressure in this circuit is essential for the operation of actuators, control valves, and components associated with the cooling and thermal management systems. The original Audi hose has been designed for the specific geometry of the engine bay, which reduces the risk of incorrect routing, kinking, or excessive stress during operation. As a result, the system maintains repeatable parameters, and the diagnosis of potential faults is simpler and more predictable.

Benefits of using an original Audi hose

Using a factory vacuum hose in Audi A4 B8, A7 4G8, A6 4G C7, and Q7 4L models allows for maintaining the consistency of the entire engine control system. Compared to cheap replacements, the original component offers:

• properly selected material flexibility, reducing the risk of micro-cracks and leaks,
• precise matching of length and diameter to factory connectors,
• stable performance across a wide range of operating temperatures of the 3.0 TDI V6 unit,
• compatibility with factory hose routing in the engine bay. Thanks to this, the hose supports safe and repeatable operation of the vacuum system, which translates into the correct functioning of associated components.

Characteristics of the used component

The offered vacuum hose is a used part, sourced from an Audi vehicle dismantling. This type of OEM part retains its original design and engineering parameters, which is particularly important for hoses operating near the cooling system and hot engine components. A used component often allows avoiding problems typical of low-quality replacements, such as overly rigid walls, incorrect diameter, or improper temperature resistance. Choosing an original second-hand hose is a solution that combines controlled costs with the preservation of factory specifications. For users who value system consistency and predictable engine behavior, this is a reasonable alternative to new, low-budget replacements.

Role in the group: Cooling system hoses and pipes

Although the vacuum hose does not carry coolant, it operates in the immediate vicinity of components responsible for engine temperature control. In practice, this means it must maintain adequate resistance to temperature, vibrations, and contact with other hoses and pipes. Proper routing and sealing of the vacuum hose support the stable operation of the entire engine area, including components related to the cooling 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 flexible hoses, rigid pipes, or connectors, check out the available parts in the Audi cooling system hoses and pipes category.

Part selection and technical support

When selecting a vacuum hose for a specific version of the Audi A4 B8, A7 4G8, A6 4G C7, or Q7 4L, it is crucial to match it to the 3.0 TDI V6 engine configuration and accessory layout. It is worth paying attention to the hose routing in the engine bay, the method of attachment to brackets, and the type of connectors used. A properly selected component minimizes the risk of leaks that could affect the operation of the vacuum control system. To better understand why it is worth choosing original components in critical engine areas, we encourage you to read the article: Cooling system failure: why is an original used radiator a safer choice than a cheap replacement?. Although it concerns radiators, it addresses universal issues of part quality in the engine and cooling system area.

Summary

Audi A4 B8 A7 4G8 A6 4G C7 Q7 4L 3.0 TDi V6 EGR Vacuum Hose Pipe Line is a factory component from the Cooling system hoses and pipes group, designed to operate in the demanding environment of a V6 diesel unit. Choosing a used OEM component allows you to maintain the design parameters of the vacuum system, reduce the risk of leaks, and ensure consistency with other engine accessory components.