Coolant Hose Mercedes W205 OM651 Oil Cooler Charge Air Cooler Line A2055015200

Coolant Hose Mercedes W205 OM651 Oil Cooler Charge Air Cooler Line is an original cooling system component designed for precise coolant circulation in the area of the oil cooler and charge air cooler. Thanks to its factory geometry and precisely matched connector diameters, the hose ensures a stable connection between components, which translates into efficient operation of the cooling system and the maintenance of proper operating temperatures. This solution is dedicated to users and workshops that prioritize components consistent with the manufacturer's design.

Specifications and technical data

• SKU: A2055015200
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055015200
• Substitutable numbers: A2055015200, A 205 501 52 00
• Category: Hoses, Lines & Pipes

Purpose and function in the cooling system

The presented hose is a component from the Lines, hoses, and pipes group, responsible for transporting coolant between the oil cooler and the charge air cooler in Mercedes W205 family models. A properly routed coolant circuit allows for effective heat dissipation from both the oil and the charge air, which supports the thermal stability of the engine and its accessories.

A correctly selected hose in this area is crucial for:

• maintaining proper coolant pressure and flow,
• reducing the risk of engine oil and charge air overheating,
• maintaining system tightness under variable load conditions.

Construction and fitment for Mercedes W205

The hose has been designed specifically for the engine bay architecture of the Mercedes W205, taking into account the routing between the oil cooler and the charge air cooler. The appropriate length, shape, and connection diameters allow for installation at factory mounting points without the need for modifications or the use of adapters.

Such fitment ensures:

• secure seating on the connectors and reduced stress during engine operation,
• proper hose routing, avoiding moving parts and hot zones,
• easier inspection of the hose condition during service checks.

Characteristics of the used component

The offered hose is a used component, which allows for economical replacement while maintaining the original manufacturer's specifications. This type of component is particularly attractive for workshops and users who want to keep the vehicle in line with the factory design while optimizing repair costs.

Choosing an original, used hose from this group allows you to:

• maintain compliance with the factory coolant routing system,
• avoid fitment issues typical of universal replacements,
• maintain the consistency of technical solutions throughout the cooling system.

Application in service and diagnostics

Coolant Hose Mercedes W205 OM651 Oil Cooler Charge Air Cooler Line will prove useful both for standard replacement of a worn hose and for major service work in the engine cooling area. This is particularly important in cases of symptoms such as fluid loss, signs of leaks in the area of the oil cooler or charge air cooler, or problems with maintaining a stable engine operating temperature.

By using a component from the same design group, the mechanic gains:

• easier identification of connections and hose routing in the engine bay,
• the possibility of faster installation without adjusting length or shape,
• greater predictability of system behavior after the repair is completed.

If you are planning a comprehensive repair or upgrade of the cooling system area in your Mercedes and need other components from the same group, such as coolant lines, oil hoses, or pipes leading to the charge air cooler, check the available parts in the Mercedes lines, hoses, and pipes category.

Support with selection and safe online purchase

When selecting this type of component, it is worth paying attention to compatibility with the cooling system of a specific engine version and matching it to the existing configuration of the oil cooler and charge air cooler. In case of doubt, it is helpful to compare the shape and routing of the hose with the currently installed part or consult a service center.

For users who want to deepen their knowledge about purchasing used components, practical tips on verifying parts, selection based on manufacturer markings, and safe online transactions can be found in the article Safe purchase of used car parts online – a step-by-step guide.