Mercedes R171 M272.942 Right Engine Gas Exhaust Manifold A2721402409

Mercedes R171 M272.942 Right Exhaust Manifold A2721402409 is an original part from the Exhaust Manifolds group, designed for Mercedes diesel engines. The right side of the exhaust system in the engine is crucial for proper exhaust gas removal, stable engine operation, and maintaining correct pressure and temperature parameters. This used component allows for a technically sound repair of the exhaust system without the need for replacements with uncertain parameters.

Specifications and technical data

• SKU: A2721402409
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2721402409
• Substitutable numbers: A2721402409, A 272 140 24 09
• Location on the vehicle: Right
• Fuel type: Diesel
• Category: Manifolds & Headers

Exhaust Manifold Purpose and Function

The right-side exhaust manifold in a Diesel engine is responsible for collecting exhaust gases from the cylinders and directing them evenly to the further components of the system. In Mercedes engines of the M272.942 family, a correctly chosen manifold influences:

• stable exhaust pressure throughout the entire exhaust system,
• proper operation of the turbocharger or further exhaust components,
• maintaining the correct temperature in the engine bay,
• reduction of unwanted vibrations and noise.

Selecting the correct, original right-side manifold is particularly important in diesel engines, where thermal and pressure loads are significantly higher than in gasoline engines.

Benefits of Using an Original Mercedes Manifold

Using an original exhaust manifold in a Mercedes ensures precise fit to the cylinder head, correct channel geometry, and compliance with factory exhaust flow parameters. In practice, this means:

• maintaining the factory performance characteristics of the diesel engine,
• reduced risk of leaks at the junction with the cylinder head and the rest of the system,
• proper interaction with engine sensors and control elements,
• easier installation due to maintaining original mounting points.

For users expecting durable and predictable operation, choosing an original manifold from this series is a technically safe solution consistent with the manufacturer's design principles.

Installation and Operational Characteristics

The presented exhaust manifold is designed for installation on the right side of the engine in Mercedes vehicles with a diesel engine. The component's construction is designed for:

• resistance to high temperatures and variable thermal loads,
• maintaining adequate rigidity during prolonged operation,
• compatibility with factory gaskets and exhaust accessories.

The used nature of the part allows for economical repair while maintaining the original technical specifications, which is particularly important for advanced diesel engines sensitive to changes in exhaust flow.

Part Selection and Technical Support

When selecting an exhaust manifold for a specific Mercedes model, it is crucial to match it to the engine type and installation side. It is worth paying attention to compatibility with the M272.942 unit and that this is a component intended for a diesel fuel system. If in doubt, it is a good idea to compare the geometry of the old manifold with the offered part and consult a mechanic specializing in the Mercedes brand.

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 additional manifold sections, connectors, or connecting elements, check the available parts in the Mercedes Exhaust Manifolds category.

More Information About the Exhaust System

For users interested in a broader technical context of the exhaust system, including selecting used manifolds for various brands, we have prepared a practical guide. You will find a discussion of the manifold's impact on performance, durability, and engine operation refinement, as well as tips for assessing the condition of used parts. We encourage you to read the article Performance Exhaust System: Used Manifolds and Sport Catalysts on the Road to better plan the service and potential modifications of your car.