Mercedes-Benz W202 W208 Heat Exchanger Water Coolant Hose Pipe A2025015382

Mercedes-Benz W202 W208 Heat Exchanger Water Coolant Hose Pipe is a component from the Cooling system hoses and pipes group, designed for use in the cooling systems of Mercedes C-Class W202 and CLK W208 models. This is a used, original component that allows for a technically correct repair or replacement of a worn hose, while maintaining factory coolant flow characteristics and solid durability.

Specifications and technical data

• SKU: A2025015382
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2025015382
• Substitutable numbers: A2025015382, A 202 501 53 82, KZ
• Category: Coolant Hoses

Purpose and function in the cooling system

The radiator hose in these Mercedes generations is responsible for the stable transport of coolant between key system components, maintaining the proper engine operating temperature. A properly selected hose minimizes the risk of overheating, leaks, and a drop in cooling efficiency, which has a direct impact on the service life of the power unit.

Using an original hose from this series ensures:

• proper fit of diameters and shape to the radiator and engine ports,
• stable operation under thermal loads typical for Mercedes,
• preservation of the factory routing geometry of the hose in the engine compartment.

Benefits of using an original Mercedes radiator hose

Choosing an original radiator hose for a Mercedes translates into high repeatability of cooling system operating parameters. The hose design is engineered for specific W202 and W208 models, so there is no need for modifications, length adjustments, or the use of additional clamps beyond the factory mounting points.

Precise fitment limits stress on ports and connections, which reduces the risk of micro-cracks and leaks in the long term. A used OEM component is also a cost-effective solution while maintaining compatibility with the factory cooling system, especially in the case of older Mercedes generations, where both reliability and repair economy are important.

Condition, installation, and service application

The offered radiator hose is a used item intended for service installation in Mercedes W202 and W208 vehicles where it is necessary to replace a worn or leaking hose. Thanks to the preservation of the original geometry, installation is performed in a manner similar to the factory process – the hose fits into the correct guides, does not interfere with other components, and works with standard hose clamps.

When replacing, it is recommended to:

• check the condition of the radiator and engine ports for corrosion and damage,
• verify other hoses in the cooling system,
• bleed the system after refilling with fresh coolant.

Technical support and cooling system overview

For users who want to better understand the impact of hoses and the radiator on the durability of the power unit, an article describing typical overheating problems and the importance of a properly functioning cooling system will be useful. A detailed discussion can be found in the material: Engine cooling system – overheating, repair, and used radiators.

Expanding repairs within the Mercedes cooling system

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 additional lines, flexible return hoses, or sections connecting the radiator to the block, check the available parts in the Mercedes cooling system hoses and pipes category.

Summary

Mercedes-Benz W202 W208 Heat Exchanger Water Coolant Hose Pipe is a practical service solution for owners of these models who want to restore the efficiency of the cooling system using an original component. Proper fitment, preservation of factory routing geometry, and compatibility with standard system elements make this a reasonable choice for maintenance repairs in Mercedes vehicles.