BMW F10 F11 LCI B47 Intake Silencer Air Filter Muffler Box Housing Cover 8519129

BMW F10 F11 LCI B47 Intake Silencer Air Filter Muffler Box Housing Cover is an original intake system component designed for modern BMW diesel engines. It ensures stable airflow guidance to the filter housing, which promotes smooth engine operation. Thanks to the maintenance of factory geometry and fitment, this is a particularly beneficial solution for professional repairs or precise replacement of intake components.

Specifications and technical data

• SKU: 8519138-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8519138
• Substitutable numbers: 13718519138, 8519138, 8519129
• Fuel type: Diesel
• Category: Air Filter Housings

Purpose and function in the intake system

The presented air intake works with the air filter housing in BMW 5 Series F10/F11 LCI models equipped with the B47 diesel engine. Its task is to direct and stabilize the airflow drawn from the engine bay or the front area of the vehicle, ensuring that a uniform stream with the appropriate intensity reaches the filter.

A properly selected air intake reduces local turbulence and pressure drops in the intake duct, which helps maintain correct cylinder filling parameters. This is particularly important in modern diesel units, where the intake system works in conjunction with the turbocharger, exhaust gas recirculation system, and precise fuel injection control.

Benefits of using an original air filter housing

The element belongs to the Air filter housings group, which means it has been designed for tight integration with the factory filter and the rest of the intake ducts. Using an original component allows for maintaining:

• proper fitment to mounts and adjacent components in the engine bay,
• appropriate rigidity and resistance to vibrations typical of diesel units,
• stable airflow cross-section across the entire engine load range.

This helps reduce the risk of leaks, unwanted resonances, and a decrease in intake system efficiency. In turn, this translates into more predictable diesel engine performance and facilitates diagnostics in the event of other faults.

Technical characteristics and fitment

The air intake has been developed for use with diesel engines, meaning its geometry and cross-sections are adapted to the higher mass airflows typical of diesel units. The component's design also accounts for the thermal conditions in the engine bay and the loads resulting from the operation of auxiliary equipment.

As an original BMW part, the component is prepared for installation in the factory location without the need to modify other system elements. This allows for maintaining the structural integrity of the entire intake and avoiding problems that may arise when using solutions not intended by the manufacturer.

Product condition and service application

The offered air intake comes from the used parts group, making it an attractive cost-effective alternative while maintaining factory specifications. This type of component is particularly useful in situations where there has been mechanical damage to the air filter housing, a crack in the intake duct, or deformation caused by a collision or overheating.

Replacing the intake with an original element allows for restoring the correct path of the intake duct, which is important both from the perspective of air filter durability and engine performance stability. This solution is recommended in professional workshops specializing in servicing BMW models with the B47 unit.

Related BMW intake system components

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional intake ducts, housing sections, or air supply hoses, check the available parts in the BMW air filter housings category.

For a better understanding of how modern diesel units and their associated systems work, it is worth reviewing materials regarding exhaust gas recirculation. More information on the role of this system and the principles of selecting used components can be found in the article EGR: what it is and why it is worth considering used EGR valves.