BMW 5 Series E39 Left N/S Air Box Pollen Microfilter Service Cover 8379627

BMW 5 Series E39 Left N/S Air Box Pollen Microfilter Service Cover is an original component designed to ensure a tight seal for the filter housing on the driver's side. Thanks to its precise fit for the BMW 5 Series E39 design, it provides stable mounting, proper air circulation, and protection for components located in the cowl area. This is a practical solution for users who want to restore the factory functionality of the ventilation and air conditioning system using a proven, original part.

Specifications and technical data

• SKU: 8379627
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8379627
• Substitutable numbers: 64318379627, 8379627, 64318364773, 8364773
• Location on the vehicle: Left
• Color: Black
• Category: ECUs & Computer Modules

Purpose and function of the pollen filter cover

The left-side pollen filter housing cover in the BMW E39 is responsible for shielding the filter element and components located in the cowl area. A correctly installed cover limits the ingress of contaminants, moisture, and debris into the filter housing, which promotes stable operation of the ventilation and air conditioning system. This element is important both for driving comfort and for protecting nearby components.

Design, color, and fitment

The cover has been designed specifically for the BMW 5 Series E39 generation, taking into account the geometry of the cowl and factory mounting points. The black color allows for aesthetic integration into the factory finish of the cowl area, without contrasts or visual mismatch. Placement on the left side of the vehicle ensures compatibility with the factory air filtration system, and the properly contoured surface facilitates installation and removal during pollen filter maintenance.

Benefits of using an original cover

Using an original pollen filter housing cover in the BMW E39 allows for maintaining factory fitment and predictable behavior during operation. This is particularly important in the cowl area, where increased humidity and variable thermal conditions occur. Using a dedicated component minimizes the risk of leaks, improper filter seating, or unwanted vibrations. For users concerned about the condition of the ventilation and air conditioning system, this is a solution that allows for maintaining stable operating parameters and easier maintenance.

Characteristics of the used component

The offered cover comes from dismantling and has the status of a used original component. This type of part is a good choice in situations where the existing cover has suffered mechanical damage, deformation, or wear. Replacing it with an original used part allows you to maintain consistency with the vehicle's factory design while reducing costs compared to purchasing a new component.

BMW electronic control modules and controllers – expanding the cowl area

In the cowl area of the BMW E39, various electronic modules responsible for controlling comfort and safety functions are often mounted. If you are planning a comprehensive repair or upgrade of the area where BMW electronic control modules and controllers operate in your BMW and you need other elements from the same group, such as comfort modules, climate control units, or fan management units, check the available parts in the BMW electronic control modules and controllers category.

Technical support and selection of used electronics

When working in the cowl area, there is often a need to verify or replace electronic components that work with the ventilation and air conditioning system. To better understand the principles of selecting used modules and sensors, their compatibility, and installation methods, it is worth checking the practical tips included in the Global Parts guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?