Mercedes W209 C209 M272 Petrol Inlet Intake Manifold A2721402401

Mercedes W209 C209 M272 Petrol Inlet Intake Manifold is a component from the Intake manifolds group, designed for operation in the front part of the engine bay in Mercedes vehicles equipped with the M272 petrol engine. The manifold's design ensures proper air mixture routing, which translates into stable engine operation and predictable throttle response.

Specifications and technical data

• SKU: A2721402401
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2721402401
• Substitutable numbers: A2721402401, A 272 140 24 01
• Location on the vehicle: Front
• Fuel type: Petrol
• Category: Intake Manifolds

Purpose and function of the intake manifold

The presented intake manifold is designed for the M272 petrol engine in W209 and C209 bodies, where it is responsible for the even distribution of air to individual cylinders. Its placement in the front part of the vehicle facilitates service access and integration with other intake system components.

A properly selected intake manifold is crucial for:

• idle stability and smooth acceleration,
• maintaining correct combustion parameters in a petrol engine,
• proper cooperation with engine accessories and control electronics.

Benefits of using an original manifold for the M272

Using a dedicated intake manifold for the M272 unit allows for maintaining the factory engine operating characteristics. The appropriate geometry of the intake runners and the fitment to the cylinder head reduces the risk of power loss or uneven engine operation.

The most important advantages include:

• Compatibility with the petrol system – the manifold is adapted to the specifics of the M272 engine fuel supply.
• Consistency with the factory engine bay architecture – fitment to accessories and mounts in W209/C209 models.
• Possibility of use in repairs restoring engine performance parameters to values close to factory specifications.

Installation and operational characteristics

The intake manifold designed for installation in the front part of the vehicle works with the intake system, throttle body, and other engine accessories. Thanks to a design consistent with the solutions used by the manufacturer, it is possible to maintain proper air routing and correct system sealing.

The component from this group is particularly important in situations where symptoms occur such as:

• uneven engine operation when cold or warm,
• loss of dynamics in the mid and high RPM range,
• problems with fuel system adaptation after previous repairs.

Selecting a manifold compatible with the M272 unit and W209/C209 body reduces the need for installation modifications and facilitates future diagnostics.

Application in petrol systems

The intake system in a petrol engine requires precise air routing to ensure proper cylinder filling and maintain engine refinement. The intake manifold dedicated to the M272 has been developed with the specifics of this unit in mind, which helps maintain proper torque across a wide range of engine speeds.

The petrol engine is particularly sensitive to leaks and incorrect airflow, which is why using the appropriate manifold has a direct impact on:

• throttle response,
• fuel consumption in daily use,
• operation of exhaust emission control systems.

Expanding the intake system in a Mercedes

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as additional manifolds, intake duct elements, or air filter housings, check the available parts in the Mercedes intake manifolds category.

Technical knowledge and selection of used components

When selecting a used intake manifold for a Mercedes, it is worth relying on proven sources and current guidelines regarding intake and exhaust systems in petrol engines. Additional information on selecting used manifolds in the context of the exhaust system and performance modifications can be found in the article Performance exhaust system: used manifolds and sports catalytic converters on the road.

If you are also interested in the economic and environmental aspect of using used components in repairs, it is worth reading the material describing the impact of such solutions on the circular economy: Circular economy in your garage – how choosing used parts from dismantling really supports environmental protection and your wallet?.