Oil Cooler Hose Mercedes W204 C207 W212 OM642 Cooling Pipe Line A2045280924

Oil Cooler Hose Mercedes W204 C207 W212 OM642 Cooling Pipe Line is an original, used oil cooling line designed for the OM642 engine lubrication system in C-Class, E-Class, and coupé models. This component is responsible for the stable flow of oil between the cooler and the engine, which supports maintaining the correct operating temperature of the power unit and reduces the risk of overheating under heavy loads.

Specifications and technical data

• SKU: A2045280924
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2045280924
• Substitutable numbers: A2045280924, A 204 528 09 24
• Category: Oil Coolers & Lines

Purpose and function in the oil cooling system

The oil cooler hose in the OM642 engine operates in a demanding environment of high temperature and pressure. Its task is to:

• ensure a leak-proof connection between the oil cooler and the engine block,
• maintain a stable oil flow across the entire load range,
• support effective heat dissipation from the lubrication system,
• reduce oil pressure drops resulting from leaks or hose deformation.

Thanks to its proper geometry and fit for the OM642 unit, this hose allows for maintaining the factory operating parameters of the oil cooling system in Mercedes C-Class (W204), E-Class (W212), and coupé (C207) vehicles.

Benefits of using an original oil cooler hose

Using an original component from the Oil coolers and hoses category translates into predictable behavior of the lubrication and cooling system. In practice, this means:

• a secure fit to factory mounts and connectors in the OM642 engine,
• preservation of the oil flow path designed by the manufacturer,
• reduced risk of leaks compared to generic aftermarket replacements,
• stable engine operation during long-distance highway driving and under load.

By choosing this hose, you are investing in the integrity of the entire oil cooling system, which has a direct impact on the durability of the power unit and operational safety.

Condition, verification, and service application

The offered oil cooler hose is a used component, making it an attractive solution for service repairs where the cost-to-quality ratio is important. This type of part is particularly useful in situations where:

• the existing hose has suffered from corrosion, abrasion, or deformation,
• there are oil leaks in the vicinity of the cooler or hose connections,
• it is necessary to replace several oil cooling system components in a single service session.

Thanks to the retention of the original design, the hose allows for trouble-free installation in place of the factory component, without the need for system modifications.

Technical support and knowledge about the cooling system

When working on oil and coolant cooling systems, it is worth knowing the typical symptoms of overheating and the consequences of neglect. A detailed discussion of the topic, along with examples from BMW and Mercedes models, can be found in the article: Engine cooling system – overheating, repair, and used radiators. This is a practical supplement to your knowledge when planning the replacement of the oil cooler hose in your Mercedes.

Expanding the oil cooling system in a Mercedes

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as additional oil lines, oil coolers, or return pipes, check out the available parts in the Mercedes oil coolers and hoses category.

For drivers interested in reducing their carbon footprint while maintaining good engine performance, an interesting supplement may be the concept of using used, functional components as part of eco-tuning. You can find more on this topic in the material: Eco-tuning in practice: how to increase performance while reducing your carbon footprint with recycled parts.