Engine Exhaust Manifold Mercedes W203 W204 W209 M272 Petrol Right O/S Manifold

The Mercedes W203 M272 Gasoline Exhaust Manifold is an original exhaust system component designed for M272 gasoline engines, fitted on the right side of the vehicle. Thanks to its factory geometry and precise fit to the engine head, it ensures stable exhaust gas evacuation and proper operating conditions for the powertrain. This solution is particularly attractive for users looking for a proven, used OEM component instead of replacements of uncertain quality.

Specifications and technical data

• SKU: A2721400009-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2721400009
• Substitutable numbers: A2721400009, A 272 140 00 09, KD
• Location on the vehicle: Right
• Fuel type: Petrol
• Category: Manifolds & Headers

Purpose and Function of the Exhaust Manifold

The exhaust manifold in an M272 gasoline engine is responsible for collecting exhaust gases from individual cylinders and directing them further into the exhaust system. A correctly selected component maintains a seal with the cylinder head, reduces the risk of leaks, and contributes to the smooth operation of the powertrain. In this model, the manifold is designed for installation on the right side, which is important when selecting parts for vehicles with a longitudinal engine.

Using an original manifold in a gasoline engine allows for the preservation of factory exhaust flow parameters, which promotes the correct operation of lambda sensors, the catalytic converter, and mixture control systems. This is particularly important in modern engines where the exhaust system is closely linked to the engine's electronics.

Construction and Fit for Mercedes W203 with M272 Engine

The exhaust manifold has been specifically designed for the M272 engine architecture used in the Mercedes C-Class W203 generation. This means appropriate channel arrangement, correct exhaust outlet angle, and compatibility with factory mounting points in the engine bay. As a result, installation is predictable, without the need for modifications or additional adapters.

The component is prepared for operation with a gasoline system, which is important for operating temperature, flow characteristics, and material durability. A used OEM component retains its original construction, facilitating future servicing and diagnostics, and allowing mechanics to use factory installation procedures.

Benefits of Using a Used OEM Manifold

Choosing a used exhaust manifold for a Mercedes with an M272 engine is a beneficial solution for drivers who want to combine reasonable cost with the preservation of factory specifications. An original part from disassembly usually works better with other exhaust system components than random replacements with unknown geometry.

• Factory fit to the cylinder head and exhaust system of the gasoline engine.
• No need for modifications to mounts and accessories when installing on the right side.
• Consistency with the operating parameters of the M272 unit and the engine control system.
• A reasonable compromise between repair cost and maintaining the original design.

For workshops specializing in the Mercedes brand, using such a component means predictable installation time and a lower risk of fitment issues, which translates to more efficient customer service.

Application in Performance Exhaust Systems

M272 gasoline engines often serve as a base for modifications and minor exhaust system upgrades. In such scenarios, retaining a functional, factory manifold on the right side allows for further modifications downstream in the system – at the catalytic converters, mufflers, or tips. This is a preferred solution for users who want to improve the sound or flow characteristics while maintaining the basic OEM design at the cylinder head.

If you want to better understand the relationships between the manifold, catalytic converter, and the rest of the exhaust system, and are considering purchasing used parts for various brands, it's worth checking out the guide: Performance Exhaust System: Used Manifolds and Sport Catalytic Converters on the Road. This is a practical source of knowledge when planning an exhaust system upgrade or repair.

Part Selection and Compatibility Verification

When selecting an exhaust manifold for a Mercedes W203 with an M272 engine, it is crucial to verify compatibility with the specific engine version and the side of installation. In practice, this means verifying manufacturer markings, part numbers, and comparing the geometry with the removed component. It is also worth paying attention to the fuel type – in this case, it is a gasoline engine, which distinguishes this manifold from solutions used in diesel engines.

To reduce the risk of errors when purchasing online and to make better use of manufacturer markings, the guide on verifying components by OEM numbers and manufacturer markings can be helpful: Risk-Free Online Parts Shopping – How to Effectively Check Component Compatibility by OEM Numbers. This is a particularly useful tool for those who are independently assembling exhaust system components for their Mercedes.

Exhaust System Expansion: Mercedes Exhaust Manifolds

If you are planning a comprehensive repair or upgrade of the exhaust system area in your Mercedes and need other parts from the same group, such as left-side manifolds, additional connection sections, or alternative variants for other powertrains, check the available parts in the category Mercedes Exhaust Manifolds.