Audi A4 B8 A5 8T A6 C6 EGR Cooler Pipe Hose Line Tube 3.0 TDI 059131530B

Audi A4 B8 A5 8T A6 C6 EGR Cooler Pipe Hose Line Tube 3.0 TDI is a component from the EGR valves and parts category, designed for the exhaust gas recirculation system in Audi 3.0 TDI diesel engines. It is responsible for a stable connection between the EGR cooler and other components, ensuring proper exhaust gas flow and supporting the efficient operation of the power unit.

Specifications and technical data

• SKU: 059131530B
• Mark: Audi
• Condition: Used
• OEM Part Number: 059131530B
• Substitutable numbers: 059131530B, 059 131 530 B
• Part type: EGR Tube
• Category: EGR Parts & Valves

Purpose and function in the EGR system

The described EGR cooler pipe is dedicated to Audi models with a 3.0 TDI engine, where the exhaust gas recirculation system uses a cooler to reduce the temperature of the exhaust gases before they are reintroduced into the intake manifold. This component:

• ensures a tight, mechanically stable connection between the EGR cooler and the rest of the system,
• maintains the correct direction of exhaust gas flow under high temperature and pressure conditions,
• supports the reduction of nitrogen oxide emissions through the proper operation of the entire EGR system.

By maintaining the correct geometry and matching the factory system, the pipe allows for maintaining engine performance parameters in accordance with the manufacturer's specifications.

Construction and fitment for Audi models

The EGR cooler pipe has been designed as an original part for the Audi brand, which translates into precise fitment with factory mounting points in the engine bay. The design of the pipe is adapted to the specific routing of the exhaust system and EGR cooler in the A4, A5, and A6 models of the generations indicated in the title, which means it:

• does not require modifications or shaping during installation,
• maintains proper clearance relative to other components in the engine bay,
• minimizes the risk of stress and leaks at the connections.

Such fitment is particularly important in 3.0 TDI engines, where the EGR system operates under demanding thermal and mechanical conditions.

Performance characteristics and advantages of use

As an element from the EGR valves and parts category, the EGR cooler pipe has a direct impact on engine refinement and exhaust emission levels. A properly selected and functional pipe:

• limits the risk of exhaust leaks in the engine bay,
• helps maintain stable pressure values in the EGR system,
• supports the correct operation of the engine control unit, which monitors exhaust flow through the recirculation system.

In the event of a leak or damage to the pipe, errors may appear in the controller, power loss, increased exhaust smoke, or a characteristic smell of exhaust gases in the engine bay area. Replacing it with a functional component allows for the restoration of the correct operating parameters of the power unit.

Product condition and service application

The offered EGR cooler pipe is a used item, sourced from dismantling, which constitutes an attractive service solution for users looking for original components at a reasonable price. In practice, this means the ability to maintain factory-quality fitment and flow characteristics while reducing repair costs.

Before installation, it is recommended to perform a standard inspection of the sealing surfaces and mounting points, as well as to use new gaskets in accordance with the vehicle manufacturer's service procedure. This approach increases the durability of the repair and reduces the risk of needing to interfere with the EGR system again.

Support in selection and expansion of the EGR system

If you are planning a comprehensive repair or upgrade of the exhaust gas recirculation area in your Audi and need other elements from the same group, such as EGR coolers, control valves, or additional hoses, check out the available parts in the Audi EGR valves and parts category.

When selecting used components for the EGR system, it is crucial to pay attention to compliance with the manufacturer's markings and the engine version. To better understand the relationships between individual components in the vehicle and their impact on driving, it is worth reading the guide material Steering system and power steering – how it works and what breaks?, which shows how individual systems in the car work together in daily operation.

If you want to further organize your knowledge on choosing parts from the secondary market and avoid mistakes when matching EGR elements to a specific engine version, the article No more bad purchases! How to professionally select used car parts, saving time and nerves will be helpful, where you will find practical tips regarding OEM compatibility verification.