Mercedes ML W164 CDI Diesel OM629 Air Intak Pipe Manifold Left N/S A6290941908

The Mercedes ML W164 CDI Diesel OM629 Left Air Intake Pipe is an air supply system component designed for OM629 diesel engines in the ML W164 model. As part of the Hoses, Pipes, and Tubes group, it is responsible for the stable routing of air to the engine on the left side of the compartment, contributing to the smooth operation of the powertrain. This used OEM part helps maintain factory flow characteristics without altering the vehicle's construction.

Specifications and technical data

• SKU: A6290941908
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6290941908
• Substitutable numbers: A6290941908, A 629 094 19 08
• Location on the vehicle: Left
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Intended Use and Function in the Intake System

The described air intake pipe is dedicated to the OM629 diesel engine in the Mercedes ML W164 generation and operates on the left side of the vehicle. Its function is to direct air from the intake system to further supply components, ensuring proper sealing and a stable flow cross-section. A correctly chosen component in this position reduces pressure drops, minimizes the risk of leaks, and supports the proper functioning of the diesel engine's ancillaries.

Construction and Fitment for Mercedes ML W164 CDI

The Left Air Intake Pipe is designed for specific routing within the ML W164 engine bay, considering the geometry of the OM629 unit and the placement of other components. Its shape and diameter are adapted to factory spigots, facilitating installation and maintaining the original hose path. This allows the part to work well with standard clamps and mountings, without the need for modifications or adapters.

As an OEM part from Mercedes, the pipe maintains appropriate stiffness and flexibility in areas designated by the manufacturer, reducing the transfer of vibrations from the engine to other intake system components. Proper routing on the left side of the vehicle also facilitates easier diagnostics and servicing in the future.

Benefits of Using an Original Intake Pipe

Using an original air intake pipe for the OM629 diesel engine helps maintain the unit's operating parameters at the level intended by the manufacturer. The absence of non-factory constrictions or cross-sectional kinks reduces the risk of flow disturbances, which is important for the operation of a turbocharged diesel engine. A used OEM part is a good solution for repairs where maintaining the original intake system design and compatibility with other components is crucial.

For workshops and individual users, this means simpler installation, predictable system behavior, and a lower risk of problems associated with ill-fitting aftermarket parts. Consistency with the original Mercedes construction also simplifies subsequent servicing and diagnostic work.

Condition and Practical Application

The air intake pipe comes from a secondary market, making it a sensible choice for routine repairs on older ML W164 CDI models. A used component helps reduce costs while maintaining original assembly and functional specifications. It is a practical solution for replacing mechanically damaged, aged, or leaking parts in the diesel engine's intake system.

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 intake hoses, vacuum hoses, or breather pipes, check the available parts in the Mercedes Hoses, Pipes, and Tubes category.

Additional Information and Technical Knowledge Development

For those interested in a broader perspective on the evolution of automotive design, the selection of used parts, and the impact of upgrades on vehicle characteristics, an article describing the evolution of a popular compact sports model may be helpful. You can find more on this topic in the material: Hot Hatch Legend: The Evolution of the VW Golf GTI from Mk1 to Mk8 – Design Changes and VW Car Parts.