Mercedes R170 M111 Air Duct Intake Charge Hose Pipe Line A1705280107

Mercedes R170 M111 Air Intake Hose is an original component of the air supply system, designed for precise delivery of air charge to the engine. Thanks to its factory geometry and fit for the M111 unit, it ensures stable airflow, supporting proper engine operation and maintaining compliance with Mercedes factory specifications.

Specifications and technical data

• SKU: A1705280107
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1705280107
• Substitutable numbers: A1705280107, A 170 528 01 07
• Category: Hoses, Lines & Pipes

Purpose and Function in the Intake System

This intake hose is a component from the Hoses, Tubes, and Pipes group, responsible for directing compressed or drawn-in air towards the M111 engine in Mercedes R170 models. The appropriately shaped pipe minimizes pressure drops and reduces turbulence, which promotes uniform cylinder filling and stable engine operation across the entire RPM range.

The original design of the hose allows for the preservation of factory airflow characteristics, which is particularly important for stock engine management, where every intake component affects fuel dosage, exhaust emissions, and running smoothness.

Construction and Fit for Mercedes R170 M111

The hose has been specifically designed for installation in the R170 engine bay with the M111 unit, taking into account limited space and the proximity of other components. The shape, connection diameters, and mounting points are adapted to factory equipment, which facilitates installation and helps avoid material stress during engine operation.

By maintaining the original geometry, the hose works with stock clamps, spigots, and adjacent elements, which reduces the risk of leaks and unwanted vibrations. This solution is particularly beneficial for vehicle servicing where maintaining compliance with manufacturer documentation is important.

Condition, Service Application, and Benefits of Replacement

This part is a used item from disassembly and is offered as a used part, providing a reasonable compromise between repair cost and maintaining original Mercedes quality. This type of hose is often replaced when the existing component has cracked, delaminated, undergone thermal deformation, or exhibits leaks causing power loss and engine control unit errors.

Replacing the intake hose with a functional OEM part allows you to:

• restore the integrity of the intake system,
• stabilize engine operating parameters (including throttle response and idle speed),
• reduce the risk of errors related to air-fuel mixture and airflow,
• maintain the structural consistency of the engine bay with factory solutions.

Support for Selection and Compatibility

When selecting an intake hose for the Mercedes R170 with the M111 engine, precise matching to the specific engine version and equipment configuration is crucial. An original component from the Hoses, Tubes, and Pipes group facilitates compatibility with the stock intake system, which is important for both standard operation and subsequent service work.

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 air supply pipes, check the available parts in the Mercedes Hoses, Tubes, and Pipes category.

Summary and Additional Technical Materials

The Air Intake Hose for Mercedes R170 M111 is a practical service solution for owners who want to restore proper airflow in the intake system while maintaining the manufacturer's original design. Using a factory part promotes stable engine operation, simplifies installation, and reduces the risk of future compatibility issues.

For those interested in deepening their knowledge of selecting charge air and cooling system components in modern engines, the Global Parts guide may be helpful: BMW B58 Code – Pre-Purchase Checklist for Turbos and Intercoolers, which demonstrates how to approach verifying compatibility and OEM markings in practice.