Water Hose Mercedes W211 CLS W219 Radiator Cooling Coolant Pipe A2115015482

Water Hose Mercedes W211 CLS W219 Radiator Cooling Coolant Pipe is an original cooling system component designed for the precise routing of coolant in vehicles of this series. Thanks to its factory-spec geometry and perfect fit for the specific Mercedes platform, this component ensures stable engine thermal conditions and supports the safe operation of the entire system. It is a practical solution for users who want to maintain the structural integrity and reliability of the factory cooling system.

Specifications and technical data

• SKU: A2115015482
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2115015482
• Substitutable numbers: A2115015482, A 211 501 54 82
• Category: Coolant Hoses

Purpose and function in the cooling system

The presented water hose belongs to the Cooling system hoses and pipes group, responsible for transporting coolant between key engine components. A properly shaped water pipe minimizes the risk of kinks, reduces flow drops, and helps maintain a stable operating temperature for the engine unit. Proper coolant routing has a direct impact on protecting the engine from overheating and ensuring even heat dissipation from the block and cylinder head.

The original design of the hose is tailored to the engine bay layout in Mercedes W211 and CLS W219 models, which facilitates installation and allows for maintaining the factory routing of the system. This reduces stress on ports, connectors, and clamps, ensuring the entire system operates in a predictable and repeatable manner.

Benefits of using an original water hose

Using an original water hose in the Mercedes W211 and CLS W219 allows for maintaining consistency with the factory cooling system design. This is particularly important in vehicles where the following are prioritized:

• maintaining proper coolant flow across the full load range,
• reducing the risk of leaks at connections with the radiator, thermostat, or engine ports,
• correct positioning of the hose relative to other installations in the engine bay,
• maintaining a stable engine operating temperature.

Thanks to the preservation of the original hose geometry, installation proceeds in an orderly manner, without the need for modifications or fitting aftermarket replacements. This solution is particularly beneficial for workshops aiming for repeatable repair quality and for users who want to keep their car in a configuration close to the factory standard.

Characteristics of the used component

The offered water hose is a second-hand market component, which allows for an economical repair of the cooling system while maintaining the manufacturer's original specifications. A used component of this type is a popular choice in situations where the priority is to combine reasonable costs with maintaining factory fitment. In practice, this enables the restoration of proper coolant circulation without the need to resort to cheaper, unverified replacements.

A water hose of this type works well both for standard replacement of worn parts and during more extensive service work within the cooling system, including, for example, replacing the radiator, thermostat, or other flexible hoses.

Technical support and knowledge about the cooling system

To better understand the impact of water hoses on engine durability and the consequences of overheating, it is worth checking out our guide on the diagnostics and service of cooling systems – this is discussed in detail in the article Engine cooling system – overheating, repair, and used radiators. You will find practical tips there on how to check the condition of components responsible for coolant circulation and how to plan repairs to reduce the risk of more serious engine damage.

Comprehensive category service for the Mercedes brand

If you are planning a comprehensive repair or modernization of the engine area in your Mercedes and need other elements from the same group, such as additional lines, flexible hoses, or water pipes, check the available parts in the Mercedes cooling system hoses and pipes category.

If you are interested in efficiently completing a larger number of original used parts for vehicle repair, a guide describing the one-stop-shop purchasing strategy may also be helpful – more practical information can be found in the article Comprehensive supply: from the engine to the smallest clip.