Mercedes X156 Front Right O/S Radiator Air Guide Airflow Serration A1568880238

Mercedes X156 Front Right O/S Radiator Air Guide Airflow Serration is a precision component of the airflow management system, designed for installation on the right side of the front bodywork. As part of the Water Radiators group, it supports the stable operation of the cooling system by improving airflow through the radiator and reducing the risk of engine overheating. This used OEM component ensures a factory-fit for the X156 series body structure.

Specifications and technical data

• SKU: A1568880238
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1568880238
• Substitutable numbers: A1568880238, A 156 888 02 38
• Location on the vehicle: Front, Right
• Category: Radiators

Function and role of the air guide in the cooling system

The air guide mounted on the front right side is responsible for directing the airflow directly onto the coolant radiator. Thanks to its precisely shaped geometry, this component:

• stabilizes airflow at various driving speeds,
• reduces turbulence in front of the radiator, improving heat exchange efficiency,
• supports the maintenance of optimal engine operating temperature in both city and highway conditions,
• helps reduce the load on other cooling system components.

A properly selected air guide is particularly important in vehicles with a densely packed front end, where every airflow management element affects cooling effectiveness.

Fitment for Mercedes X156 and vehicle placement

The described air guide has been designed specifically for the X156 series body, which translates to a proper fit with bumper elements, the radiator, and adjacent components. Placement in the front – right side zone means the part works with the right side of the air intake, directing air onto the radiator package in accordance with the manufacturer's design specifications.

Such fitment reduces the need for installation modifications, facilitates service, and allows for the preservation of the vehicle's original front-end aerodynamics. For the user, this means predictable cooling system behavior and easier inspection of the component's condition during maintenance.

Characteristics of the used OEM component

The air guide is an original Mercedes component from the aftermarket. A used OEM element is a solution that combines factory fitment with a more favorable cost compared to new replacements. Maintained compatibility with the body and cooling system design allows for seamless integration with existing mounts and adjacent parts.

Choosing a used air guide is particularly sensible in situations where mechanical damage has occurred (e.g., after a collision or impact with an obstacle), while other cooling system components remain functional. This allows for the restoration of proper airflow without the need to replace the entire radiator package.

Support for water radiator efficiency

As an element of the Water Radiators group, the air guide has a direct impact on the radiator's operating conditions. A properly functioning air duct:

• helps maintain a stable coolant temperature under high engine loads,
• limits the drop in cooling performance in traffic jams and at low speeds,
• supports uniform cooling of the radiator surface, which promotes its durability.

For the user, this means a lower risk of engine overheating and more predictable vehicle behavior in demanding thermal conditions.

If you are planning a comprehensive repair or upgrade of the cooling system area in your Mercedes and need other elements from the same group, such as additional air ducts, covers, or airflow guides, check out the available parts in the Mercedes Water Radiators category.

Practical tips and additional materials

During periods of high temperatures, it is especially important to maintain the efficiency of the cooling system, including air-guiding components. To better understand how summer conditions affect the radiator and related components, and when it is worth opting for used parts, read our guide: Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.

If you are considering a broader replacement of components and want to compare the cost-effectiveness of buying new versus used parts, the following material may also be helpful: New or used? A comparison of costs and quality of automotive parts.