Audi Q7 4L 3.0 TDI EGR Valve Engine Exhaust Cooler Diesel 059131515FS

Audi Q7 4L 3.0 TDI EGR Valve Engine Exhaust Cooler is a component from the EGR Valves and Parts category, designed for the exhaust gas recirculation system in a diesel engine. It enables the maintenance of stable engine operating parameters, supporting emission control and proper exhaust gas circulation in a diesel engine. This is a solution for users looking for a proven component with a design consistent with Audi's factory specifications.

Specifications and technical data

• SKU: 059131515FS
• Mark: Audi
• Condition: Used
• OEM Part Number: 059131515FS
• Substitutable numbers: 059131515FS, 059 131 515 FS
• Fuel type: Diesel
• Category: EGR Parts & Valves

Function and role in the exhaust gas recirculation system

The presented EGR valve integrated with an exhaust cooler is responsible for the controlled flow of exhaust gases back to the intake manifold and cooling them before they are reintroduced into the cylinder. In a Diesel engine, this solution helps reduce combustion temperatures, which translates into a reduction of nitrogen oxides and more stable engine operation across a wide range of loads.

A functional EGR module with an exhaust cooler contributes to:

• maintaining correct exhaust emission parameters,
• proper engine response to load,
• reducing the risk of gas overheating in the intake system,
• correct cooperation with the engine control electronics.

Designed for Audi Q7 4L 3.0 TDI

Audi Q7 4L 3.0 TDI EGR Valve Engine Exhaust Cooler has been designed with the specific architecture of the 3.0 TDI unit in the Q7 4L generation model in mind. This means it is matched to the intake system, exhaust system, and the EGR control strategy in this specific engine. As a result, the component can be integrated into the existing installation without the need for structural modifications to the body or engine accessories.

Such a fit is particularly important in the case of premium cars, where the exhaust gas recirculation system is tightly integrated with other engine management systems.

Characteristics of the used component

The offered item comes from the used parts segment, which allows for an economical repair of the EGR system while maintaining a design consistent with Audi's factory solutions. Choosing such a component is beneficial for users who want to restore the proper operation of the exhaust gas recirculation system without resorting to replacements with uncertain specifications.

A used EGR valve with an exhaust cooler is also a solution that fits well with the trend of reusing original components, especially in higher-class cars, where compliance with factory engine operating parameters is essential.

Benefits of using an original EGR module

Using an original solution from the EGR Valves and Parts group in an Audi Q7 4L 3.0 TDI allows for maintaining the consistency of the entire powertrain. In practice, this means:

• better cooperation with the factory engine control unit software,
• maintaining the exhaust flow characteristics intended by the manufacturer,
• minimizing the risk of diagnostic errors related to improper EGR operation,
• maintaining stable operating conditions for the diesel unit in daily use.

This solution is particularly recommended for cars where the priority is to maintain the original driving characteristics and predictable behavior of the powertrain.

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 EGR valves, exhaust coolers, or recirculation pipes, check the available parts in the Audi EGR Valves and Parts category.

Expert support and the trend for used originals

The growing interest in used OEM components for premium cars stems both from the situation on the new parts market and from the desire to maintain factory quality at reasonable service costs. If you want to better understand why this approach is gaining importance and how to consciously choose components for your car, it is worth reading the material: Crisis in the new parts market? Why in 2026 used originals for premium cars (BMW, Mercedes, Porsche) are the hottest trend.