Mercedes W221 M272 Petrol Oil Cooler Transmission Line Hose Pipe Set A2212704996

Mercedes W221 M272 Petrol Oil Cooler Transmission Line Hose Pipe Set is an original lubrication system component designed for the M272 series petrol engines in the S-Class W221 model. This complete set of pipe lines ensures a stable connection between the oil cooler and the engine, supporting proper oil cooling and the safe operation of the power unit. Thanks to the factory geometry and fitment for specific body and engine configurations, the part allows for precise, service-oriented replacement without the need for modifications.

Specifications and technical data

• SKU: A2212704996-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2212704996
• Substitutable numbers: A2212704996, A 221 270 49 96
• Fuel type: Petrol
• Category: Engine Oil Coolers & Lines

Purpose and function in the oil cooling system

The oil cooler pipe set is responsible for transporting oil between the engine block and the oil cooler in the M272 petrol engine. The rigid pipe sections, properly profiled for installation in the Mercedes W221, maintain the correct flow diameter and minimize pressure drops, which is crucial for:

• maintaining a stable operating oil temperature,
• protecting the engine from overheating under high-load conditions,
• ensuring proper lubrication of the moving parts of the power unit.

A properly selected set of pipe lines is particularly important in city and highway driving, where the engine often operates under varied thermal conditions.

Benefits of using an original set for a petrol engine

In the case of M272 petrol engines, using a dedicated oil cooler pipe set translates into a number of practical service and operational benefits:

• Factory fitment for Mercedes W221 – the original routing of the lines is preserved, which facilitates installation and reduces the risk of collision with other components in the engine bay.
• Optimal cross-section and shape of the lines – supports proper oil flow through the cooler, which is significant for the durability of the petrol engine.
• Consistency with the oil cooling system – the set works with the factory oil cooler without the need for adaptation or modification of the installation.
• Possibility of service replacement of a single assembly – allows for restoring the correct operation of the oil cooling system without interfering with other engine components.

Characteristics of the used OEM component

The offered oil cooler pipe set comes from dismantling and is an original Mercedes brand component. A used component of this type is a reasonable choice in situations where maintaining factory specifications while controlling repair costs is a priority. In practice, this means:

• retaining the original geometry of mounts and connections,
• compatibility with factory brackets and clamps in the engine bay,
• possibility of installation as a replacement for damaged or leaking lines.

Before installation, it is recommended to perform a standard check of tightness and the condition of the connection surfaces, in accordance with service procedures for the lubrication and oil cooling system.

Technical support and related system components

Within the same functional group, it is worth paying attention to other components responsible for oil circulation and cooling, such as the oil cooler itself, seals, or mounting elements. 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 lines, flexible sections, or mounting hardware, check the available parts in the Mercedes oil coolers and lines category.

Operation in high temperatures and additional information

The oil cooling system in modern petrol engines works in close cooperation with the main engine cooling system. Efficient oil cooler pipe lines help maintain stable operating conditions for the power unit during summer heat, intensive highway driving, or towing. You can find more about the impact of high temperatures on the cooling system and how to reasonably use second-hand cooling components in the guide "Summer heat vs. cooling system: used radiators and fans as a guarantee of savings".