Mercedes W205 C63 AMG Engine Coolant Hose Pipe Line M177 A2055019782

Mercedes W205 C63 AMG Engine Coolant Hose Pipe Line M177 is an original cooling system component designed to work with the M177 unit in the C-Class W205 C63 AMG model. Thanks to its factory geometry and connection diameters, it ensures stable coolant flow and proper cooperation with the radiator and engine block, which translates into safe thermal conditions during dynamic driving.

Specifications and technical data

• SKU: A2055019782
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055019782
• Substitutable numbers: A2055019782, A 205 501 97 82
• Part type: Hose
• Category: Coolant Hoses

Purpose and function in the cooling system

The hose belongs to the Cooling system hoses and pipes group and is responsible for transporting coolant between key components of the M177 engine system. Properly selected length, shape, and connector diameters minimize the risk of kinking, flow restriction, and local overheating, which is particularly important in the high-load V8 biturbo engine used in the C63 AMG.

A properly selected radiator hose:

• maintains the tightness of the coolant circuit at high operating temperatures,
• ensures stable flow without cavitation or turbulence,
• limits the transmission of vibrations between the engine and the radiator,
• supports the maintenance of optimal operating temperature for the power unit.

Benefits of using an original Mercedes hose

Using a radiator hose dedicated to the C63 AMG with the M177 engine allows you to maintain the factory operating parameters of the cooling system. The original geometry and material selected by Mercedes engineers promote:

• precise fit to the radiator and engine connectors without the need for modifications,
• proper routing of the hose in the engine bay, maintaining clearance from hot components,
• reduction of the risk of leaks resulting from installation stress.

For the M177 unit, which often operates under high load, maintaining an efficient cooling system is crucial for performance stability and component durability.

Characteristics of the used component

The offered engine coolant hose is a used part, sourced from the dismantling of a Mercedes vehicle. This type of component, provided it is airtight and free of mechanical damage, retains its functional properties, making it a reasonable cost-effective choice compared to a new part. A used OEM hose allows you to maintain the integrity of the cooling system without compromising on fit and compatibility with M177 engine accessories.

The importance of the correct hose in the M177 engine

In the C63 AMG M177 engine, which generates high thermal loads, every element of the cooling system has a direct impact on the thermal safety of the unit. An efficient radiator hose:

• limits the risk of overheating in track and highway conditions,
• supports even temperature distribution in the block and cylinder heads,
• allows for stable turbocharger operation thanks to proper heat dissipation.

Replacing a worn or cracked hose with the correct component dedicated to the C63 AMG is an important stage of preventive maintenance, especially before the summer season or intensive use.

Cooling system expansion and related parts

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 hoses, return lines, or connecting sections for the oil cooler, check the available parts in the Mercedes cooling system hoses and pipes category.

To better understand how thermal conditions affect the durability of hoses and the entire cooling system, it is worth reading the guide describing the impact of high temperatures and the advantages of using used cooling components: Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.