Audi Volkswagen Seat Skoda EGR Cooler Hose Pipe Line 1.6 2.0 TDI 04L131582B

Audi Volkswagen Seat Skoda EGR Cooler Hose Pipe Line 1.6 2.0 TDI is a component from the EGR Valves and Parts category, designed for exhaust gas recirculation systems in diesel engines. It is responsible for the efficient discharge and cooling of exhaust gases directed through the EGR module, which contributes to the stable operation of the power unit and emission reduction.

Specifications and technical data

• SKU: 04L131582B
• Mark: Audi
• Condition: Used
• OEM Part Number: 04L131582B
• Substitutable numbers: 04L131582B, 04L 131 582 B
• Part type: EGR Tube
• Category: EGR Parts & Valves

Purpose and function in the EGR system

The EGR cooler hose used in 1.6 and 2.0 TDI units in Audi, Volkswagen, Seat, and Skoda group vehicles is a component connecting the exhaust gas recirculation module with the exhaust and/or intake system (depending on the specific engine configuration). Its task is to ensure controlled exhaust gas flow through the EGR cooler so that cooled exhaust gases reach the combustion chamber, which promotes nitrogen oxide reduction and stable engine operation. A properly selected hose in this section of the EGR system helps maintain correct pressure and tightness, which translates into smooth engine operation, reduced smoke, and proper interaction with the control electronics.

Benefits of using an original EGR hose

The element from the EGR Valves and Parts group dedicated to Audi, Volkswagen, Seat, and Skoda vehicles ensures factory geometry, allowing it to fit standard mounts and connectors without the need for modifications. The properly shaped cross-section of the hose supports correct exhaust gas flow, which is important for the operation of the EGR valve, cooler, and the entire intake system. The main advantages of using this type of component include:

• maintaining the exhaust gas flow parameters designed by the manufacturer,
• reducing the risk of leaks in the critical area between the EGR cooler and other system components,
• proper cooperation with factory engine control and OBD diagnostics,
• easier inspection of the exhaust gas recirculation system during maintenance and service.

Characteristics and condition of the component

The offered EGR cooler hose comes from a line of parts intended for Audi vehicles and is classified as used. This type of component is particularly useful when servicing the EGR system if the factory hose shows signs of wear, corrosion, overheating, or leaks, as well as when replacing the complete EGR cooler in 1.6 and 2.0 TDI engines. Thanks to the preservation of original geometry and mounting points, the hose allows for efficient installation in place of the worn component, without interfering with the exhaust or intake system design. It is a practical solution for workshops and users who want to restore proper exhaust gas recirculation operation while maintaining cost-effective repairs.

Application in service practice

The EGR cooler hose is often replaced during:

• repairs related to exhaust gas leaks near the EGR module,
• disassembly and cleaning of the EGR cooler,
• diagnosis of errors related to incorrect exhaust gas flow in the recirculation system,
• modernization or restoration of the factory EGR system configuration after previous modifications. A properly selected hose helps reduce the risk of recurring faults in the EGR area, which is important for both engine durability and maintaining compliance with emission standards.

Part selection and additional materials

When selecting an EGR cooler hose for a specific car, it is worth verifying the markings in the vehicle's technical specification and comparing them with data such as SKU, OEM part number, or available interchangeable numbers. This allows for avoiding installation errors and ensures full compatibility with the given 1.6 or 2.0 TDI engine version. If you are planning a comprehensive repair or modernization of the exhaust gas recirculation area in your Audi and need other elements from the same group, such as EGR coolers, EGR valves, or exhaust gas supply pipes, check the available parts in the Audi EGR Valves and Parts category. When performing service work before the cold season, it is worth including the state of the EGR system in the general checklist for preparing the car for winter – the following article may be helpful: Winter essentials: which used car parts are worth checking and replacing before the frost?. If you are interested in a broader context of using used sub-assemblies instead of hard-to-find factory components, it is worth reading the guide: No parts at the authorized service center? How to deal with repairing older models using salvaged parts, which discusses practical aspects of selecting and installing such components.