Mercedes W203 W208 M111 Kompressor Air Intake Hose Pipe Tube A1111410804

Mercedes W203 W208 M111 Kompressor Air Intake Hose Pipe Tube is an original intake system component from the Lines, Hoses and Pipes category, designed for the M111 engine series in Mercedes C-Class W203 and CLK W208 models. This used component allows for an economical yet technically correct repair of the air supply system, maintaining factory airflow routing and fitment to engine accessories.

Specifications and technical data

• SKU: A1111410804
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1111410804
• Substitutable numbers: A1111410804, A 111 141 08 04, KZ
• Category: Hoses, Lines & Pipes

Function and application of the throttle air intake hose

The throttle air intake hose in the M111 engine is responsible for a stable, airtight supply of air to the throttle body, which directly impacts the engine's performance and smoothness. A properly selected component helps maintain:

• correct airflow across the entire RPM range,
• stable air-fuel mixture parameters,
• proper throttle response and smooth idle operation.

Thanks to its design, which adheres to factory specifications, this hose is matched to the engine bay geometry of Mercedes W203 and W208 models with the M111 unit, facilitating installation and minimizing the risk of material stress.

Benefits of using an original Mercedes hose

Using an original air intake hose instead of a worn or leaking component allows for restoring the proper operation of the intake system without the need for modifications. Key advantages include:

• Factory fitment to connectors, clamps, and mounts in the engine bay,
• preservation of the original air routing, which reduces vibrations and mechanical stress,
• compatibility with M111 engine accessories used in Mercedes W203 and W208 models.

The used component allows for lower repair costs while maintaining compliance with the manufacturer's solutions, which is particularly important for older, yet still operational vehicles.

Product characteristics and condition

The offered hose belongs to the Lines, Hoses and Pipes group, which consists of components responsible for transporting working media in the vehicle. In this case, it is air, the stable flow of which is essential for the operation of the engine supply and control system.

The product is in used condition, meaning it has been removed from a vehicle, and its selection is suitable for users looking for a compromise between cost and maintaining the original intake system design. Before installation, a standard visual inspection for any signs of wear typical for this type of component is recommended.

Selection and integration with the intake system

To ensure the proper operation of the intake system in a Mercedes W203 or W208 with an M111 engine, the throttle air intake hose should be selected based solely on compatibility with the specific engine version and accessory configuration. An original component of this type:

• facilitates installation without modifying brackets or mounts,
• provides appropriate flexibility and temperature resistance in the engine bay,
• limits the risk of leaks that could cause power loss or unstable idle.

By maintaining the factory geometry of the hose, it is possible to keep the correct alignment relative to the throttle, air filter, and other intake components, which is important for both durability and operational comfort.

Support in choosing used parts

For components such as the throttle air intake hose, choosing a used part can be a reasonable solution, especially when you value original design and fitment for a specific Mercedes model. If you want to better understand the differences between new and aftermarket parts, it is worth reading our guide: Car parts – new or used? Comparing costs, quality, and durability.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other items from the same group, such as intake lines, vacuum hoses, or breather pipes, check out the available parts in the Mercedes Lines, Hoses and Pipes category.