Mercedes W205 M274 Housing Exhaust Gas Recirculation EGR Valve A2741420519

The Mercedes W205 X253 M274 EGR Valve Exhaust Cooler is an exhaust gas recirculation system component designed for gasoline engines, specifically for Mercedes C-Class W205 and GLC X253 models with the M274 engine. Featuring an OEM factory design, it ensures proper exhaust gas cooling, stable engine operation, and compliance with emission standards.

Specifications and technical data

• SKU: A2741420519
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2741420519
• Substitutable numbers: A2741420519, A 274 142 05 19
• Fuel type: Petrol
• Category: EGR Parts & Valves

Function and Application in the M274 Engine

The presented EGR valve with exhaust gas cooler operates within the gasoline engine's exhaust gas recirculation system, controlling the amount of exhaust gases directed back to the intake manifold. The integrated cooler reduces exhaust gas temperature before they are reintroduced into the cylinder, which contributes to reducing nitrogen oxide emissions and stabilizing the combustion process.

This solution is particularly important in modern M274 units, where precise EGR control affects the smoothness of operation, fuel consumption, and the durability of auxiliary components. A properly selected EGR valve with a cooler allows for maintaining the engine's factory operating parameters without the need for ECU software modifications.

Benefits of Using an Original Component

Choosing an original component from the EGR Valves and Parts group for your Mercedes translates into a number of practical benefits:

• maintaining the factory operating characteristics of the exhaust gas recirculation system,
• proper interaction with the M274 engine control electronics,
• precise fit with the manifold, pipes, and mounting points in the engine bay,
• reducing the risk of diagnostic errors related to incorrect EGR operation.

This allows the component to be used for both standard replacement of a worn part and for more extensive service work related to the intake and exhaust systems in Mercedes W205 and X253 vehicles powered by gasoline.

Condition, Verification, and Part Selection

The offered EGR valve with exhaust gas cooler is a used part, enabling economical repairs while maintaining original construction. Before installation, a standard check of the exhaust gas cooling system's tightness, cleaning of the channels, and verification of the valve's actuator operation are recommended.

When selecting this component for your car, it's advisable to pay attention to compatibility with the specific M274 engine version and the equipment configuration of your particular vehicle. Manufacturer markings and reference numbers are helpful for precise part matching to a specific model and year.

Integration with Other System Components and Additional Materials

The exhaust gas recirculation system in modern gasoline engines works in conjunction with numerous engine auxiliary components, such as the intake manifold, cooling system, and engine control system. For larger service jobs, it's worth analyzing the condition of the entire engine auxiliary area to avoid the recurrence of faults after replacing a single component.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other parts from the same group, such as recirculation valves, exhaust coolers, or exhaust return pipes, check the available parts in the Mercedes EGR Valves and Parts category.

For comparing design solutions used in other brands and for a better understanding of how engine components affect performance and durability, an article describing changes in a popular sports model may be helpful – you can find it in the material Hot-Hatch Legend: Evolution of the VW Golf GTI from Mk1 to Mk8 – Design Changes and VW Car Parts.

Summary

The Mercedes W205 X253 M274 EGR Valve Exhaust Cooler is a technically advanced component of the gasoline engine's exhaust gas recirculation system, allowing for the maintenance of correct engine operating parameters and compliance with exhaust emission requirements. Using an original component from the EGR Valves and Parts group ensures proper fit, compatibility with vehicle electronics, and predictable system behavior during long-term operation.