Water Hose Mercedes W212 E63 CLS W218 AMG Coolant Radiator Pipe Line A2185010282

The Mercedes W212 E63 / CLS W218 AMG Water Hose for Radiator is an original cooling system component, designed specifically for AMG performance versions. Its precise fit to the factory installation ensures stable coolant flow between the radiator and other components, supporting safe heat dissipation from the engine under high loads.

Specifications and technical data

• SKU: A2185010282
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2185010282
• Substitutable numbers: A2185010282, A 218 501 02 82
• Category: Coolant Hoses

Intended Use and Function in the Cooling System

This water hose belongs to the Cooling System Hoses and Pipes category and is responsible for transporting coolant between the radiator and other engine subsystems. In Mercedes E-Class W212 E63 AMG and CLS W218 AMG models, it plays a crucial role in:

• maintaining the engine's optimal operating temperature,
• stabilizing pressure within the coolant circuit,
• reducing the risk of overheating during spirited driving,
• ensuring the proper functioning of the radiator and the entire cooling system.

Construction and Fitment for Mercedes W212 E63 / CLS W218 AMG

The hose is designed as an original part for Mercedes AMG series vehicles, meaning its geometry, connection diameters, and routing are adapted to the factory layout of components in the engine bay. This ensures:

• a perfect fit with original radiator spigots and other system elements,
• proper installation without stress or twisting,
• minimized risk of leaks at connections,
• maintained adequate fluid flow even under high thermal load.

Such precise fitment is particularly important in powerful AMG engines where the cooling system operates under elevated temperature and pressure conditions.

Benefits of Using an Original Water Hose

Replacing a worn or leaking component with an original water hose restores the cooling system's proper function without requiring modifications to the existing setup. Key advantages include:

• Factory compatibility with the cooling system in E63 and CLS AMG versions, eliminating the need for alterations.
• Stable system operation due to the preserved correct hose cross-section and length.
• Reduced risk of engine thermal failures caused by insufficient coolant flow.
• Facilitated servicing through diagnostics and parts selection based on OEM and interchangeable part numbers.

Condition and Service Application

This part is a used item, removed from a vehicle, and intended for reinstallation in Mercedes AMG series vehicles where restoring the original cooling system configuration is required. It is suitable for standard replacement of worn hoses as well as for repairs following a failure of the radiator or other cooling system components.

Choosing this option is particularly beneficial when you aim to maintain the vehicle's original specifications while also managing service costs effectively.

More About Cooling Systems and Used Parts

To better understand how high temperatures affect your Mercedes' cooling system and when used components are a viable option, consult our guide: Summer Heat vs. Cooling System – Used Radiators and Fans as a Way to Save.

For a comparison of the cost-effectiveness of different part types – original, aftermarket, and used – the following article will also be helpful: Original, Aftermarket, or Used – Which Car Parts to Choose.

If you are planning a comprehensive repair or upgrade of the cooling system area in your Mercedes and need other parts from the same group, such as additional hoses, pipes, or coolant supply lines, check the available parts in the Mercedes Cooling System Hoses and Pipes category.