Mercedes W205 C207 C238 Oil Return Line Pipe Turbo Charger A2760900577

Mercedes W205 C207 C238 Oil Return Line Pipe Turbo Charger is an original component from the Oil coolers and lines group, designed for the lubrication system in selected Mercedes models. This used OEM component allows for maintaining factory oil flow characteristics, which promotes stable engine operation and proper interaction with the oil cooler.

Specifications and technical data

• SKU: A2760900577
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2760900577
• Substitutable numbers: A2760900577, A 276 090 05 77
• Category: Engine Oil Coolers & Lines

Purpose and function of the oil return line

The Oil return line is responsible for the safe drainage of oil from the cooling or lubrication circuit back to the engine unit. In Mercedes W205, C207, and C238 series vehicles, this component works with the oil cooling system, helping to maintain a stable engine operating temperature and reduce the risk of overheating under higher loads.

A properly selected line:

• ensures a leak-free return of oil to the engine,
• maintains the correct direction and flow characteristics,
• supports the efficiency of the oil cooler,
• reduces the risk of leaks and pressure drops in the lubrication system.

Benefits of using an original Mercedes line

Choosing an original line from the Oil coolers and lines group for a Mercedes allows you to maintain compliance with the factory system design. The OEM component is designed for specific body models and engine units, which ensures that it:

• fits factory mounts and connectors,
• works with the original oil cooler and other lines,
• maintains the flow parameters specified by the manufacturer.

A used component of this type is a reasonable choice for maintenance repairs when you want to preserve the factory design of the system while reducing costs. Original manufacturing promotes long-term and predictable operation of the entire lubrication system.

Condition, installation, and part selection

The offered line is a used component, which in practice means it comes from disassembly and is intended for re-installation after verifying compatibility with the specific vehicle. Before purchasing, it is worth comparing the shape, type of connectors, and routing of the line with the currently installed element in the car to ensure a proper fit.

When selecting an oil return line for a Mercedes, it is helpful to pay attention to:

• the vehicle series and generation (e.g., W205, C207, C238),
• the type of engine unit,
• the type of oil cooler and lubrication system used.

Professional installation of the line, maintaining proper routing and tightening torques for the connectors, minimizes the risk of leaks and oil pressure issues. A properly selected and installed line supports safe engine operation in daily driving.

Oil cooling system and engine durability

An efficient oil cooling system has a direct impact on the service life of the engine unit, especially in modern Mercedes engines operating under higher thermal loads. The oil return line is one of the elements responsible for the stable circulation of the lubricating medium between the engine and the oil cooler.

If you want to better understand how the oil cooler and related lines affect the engine's operating temperature and what symptoms may indicate problems with the cooling system, it is worth checking out the guide on our blog: Engine cooling system – overheating, repair, and used coolers.

System expansion in the oil coolers and lines group

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 oil lines, connectors, or components working with the oil cooler, check the available parts in the Mercedes oil coolers and lines category.