Mercedes V251 W251 Intercooler Air Charge Hose Pipe Cooler M642 A2515280000

Mercedes V251 W251 Intercooler Air Charge Hose Pipe Cooler M642 is a component from the Cables, hoses and pipes group, designed for the intake system in Mercedes vehicles with the M642 engine. It is responsible for the stable routing of compressed charge air, which has a direct impact on the engine's performance and operational parameters.

Specifications and technical data

• SKU: A2515280000
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2515280000
• Substitutable numbers: A2515280000, A 251 528 00 00
• Part type: Hose
• Category: Hoses, Lines & Pipes

Purpose and function of the charge air hose

The offered hose is an intake system component that connects individual parts of the charge air path in the Mercedes V251/W251 series with the M642 engine. Its task is to provide a tight and stable flow of compressed air, which reduces pressure drops and helps maintain the proper operation of the turbocharger and the entire boost system. Thanks to its precisely designed shape and diameter, the hose ensures predictable airflow, which translates into consistent performance, correct throttle response, and stable engine operation across the full load range.

Construction and fitment for Mercedes V251/W251 M642

The hose has been designed as a component dedicated to a specific body and engine configuration, which facilitates installation in the engine bay without the need for modifications. Proper profiling and factory mounting points allow for secure seating of the hose, minimizing the risk of rubbing against other components and reducing vibration transfer. The original Mercedes origin ensures the maintenance of correct geometry, compatibility with factory clamps, and compliance with the boost system operating parameters specified by the vehicle manufacturer.

Benefits of using an original hose

Using a charge air hose matched to a specific model helps reduce typical problems associated with leaks and improper airflow. In practice, this means:

• more stable boost pressure across the entire RPM range,
• reduced risk of power loss resulting from system leaks,
• better engine performance consistency under load,
• easier diagnostics of potential intake-related faults. For users who care about the proper operation of the boost system, choosing an element from the Cables, hoses and pipes group dedicated to a specific model is a technically safe and predictable solution for maintenance.

Characteristics of the used component

The offered hose comes from the secondary market, which allows for an economical repair of the intake system while maintaining the original design. A used component is a good choice in situations where the priority is to maintain factory fitment and geometry at reasonable service costs. During installation, standard service procedures are recommended: checking the condition of sealing surfaces, clamps, and adjacent intake system components to ensure tightness and proper positioning of the hose after installation.

Expanding the intake system in a Mercedes

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as flexible intake sections, rigid pressure pipes, or auxiliary vacuum lines, check the available parts in the Mercedes cables, hoses and pipes category.

More about the use of used parts

If you are considering a wider use of dismantled components in your car and want to better understand how to combine savings with maintaining appropriate quality, it is worth reading the guide: Replacing body parts with used ones – can dismantled body parts look like new?. The article helps you approach the choice of used components consciously, also in the context of premium brands such as Mercedes.