Air Intake Pipe Mercedes C117 W176 W246 M270 Intercooler Hose Line A2700901029

The Mercedes C117 W176 W246 M270 Intercooler Air Intake Pipe is a component from the Hoses, Tubes, and Pipes category, designed for the boost system in select Mercedes models. Its original design ensures proper air routing to the intercooler, stable operation of the M270 engine, and correct boost parameters. A used OEM component is a sensible choice for professional repairs or replacement of a worn intake section.

Specifications and technical data

• SKU: A2700901029
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2700901029
• Substitutable numbers: A2700901029, A 270 090 10 29, A2700900629, A 270 090 06 29, A2700900329, A 270 090 03 29
• Category: Hoses, Lines & Pipes

Purpose and Function in the Intake System

The intercooler air intake pipe in the M270 engine is responsible for directing compressed air between the turbocharger, intercooler, and subsequent system components. A correctly selected hose:

• maintains the airtightness of the boost system under variable operating pressure,
• ensures a stable flow of air cooled in the intercooler,
• minimizes pressure drops and unwanted turbulence,
• reduces the risk of power loss and the engine entering limp mode.

The proper selection of an intake component directly impacts the smoothness of the M270 unit's operation, throttle response, and the correct functioning of boost control.

Original Mercedes Manufacturing

This pipe belongs to the group of elements designated as Mercedes-Benz OE, meaning it is factory-fitted for the intake system in C117, W176, and W246 body styles with the M270 engine. The hose's construction is optimized for:

• geometry matched to the engine bay and factory mounting points,
• resistance to charged air temperature,
• operation under variable load and engine vibrations.

This ensures a predictable installation process, without the need for modifications or the use of non-factory clamps and adapters.

Used Condition and Installation Aspects

The component is offered in used condition, allowing for an economical replacement of a damaged or leaky intake section while maintaining original specifications. Before installation, it is recommended to:

• verify the sealing surfaces at the pipe ends,
• check the housings for clamps and clips,
• inspect for any oil traces that may indicate previous system leaks.

A correctly installed intake pipe reduces the risk of boost air leaks, which translates to stable engine operating parameters and accurate readings from pressure sensors.

Benefits of Using an Original Intercooler Intake Pipe

Using an original intake hose in place of a worn or non-factory replacement offers several practical benefits:

• secure fitment with other intake system components,
• preservation of factory airflow characteristics,
• reduced risk of leaks under high load,
• easier diagnosis of potential boost-related faults.

For workshops and users who prioritize compliance with service documentation, choosing an original intercooler intake pipe is a technically safe and predictable solution in operation.

Other Mercedes Hoses, Tubes, and Pipes and Technical Materials

If you also need other components from the Hoses, Tubes, and Pipes category for this brand of vehicles, check out the Mercedes hoses, tubes, and pipes available in our store to select a complete solution for your intake, cooling, or vacuum system.

When upgrading or repairing vehicle systems, it's also important to ensure proper vehicle lighting. See our guide A Comprehensive Guide to Selecting and Replacing Used LED and Xenon Headlights, where we discuss practical aspects of choosing original lighting components.