BMW E81 E87 E90 E91 LCI Microfilter Housing Upper Part 6987498

Visual condition of the part

The product shows signs of use visible in the photos.

BMW E81 E87 E90 E91 LCI Microfilter Housing Upper Part is an original cabin ventilation system component, designed to protect the pollen filter element in selected BMW 1 and 3 Series models. Thanks to its factory geometry, it ensures stable filter mounting and proper airflow, which translates into user comfort. It is a practical solution for those who want to restore the factory cabin filter area setup in a controlled and predictable manner.

Specifications and technical data

• SKU: 6987498-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6925979
• Substitutable numbers: 64316925979, 6925979, 64316987498, 6987498
• Category: Pollen Filters

Purpose and function in the ventilation system

The filter housing cover in BMW vehicles is responsible for the mechanical protection of the cabin filter element and for sealing the space through which air enters the interior. A correctly selected component from the Cabin, pollen filters group helps limit the ingress of solid contaminants into the air supply ducts and supports even airflow through the filter medium.

Using an original cover is particularly important in vehicles operated in urban conditions, where the air supply system is exposed to dust, leaves, and fine debris. A properly fitted housing minimizes the risk of filter deformation, leaks, and unwanted airflow noise.

Compatibility with BMW platforms

The presented cover has been designed with the body architecture of the BMW E87, E90, and E91 series in mind, meaning its shape, mounting points, and airflow routing are adapted to the factory solutions of these generations. Using a component from the same design family allows for consistency with the manufacturer's original design, without the need for mounting modifications or interference with the plastic cowl elements.

For the user, this means predictable installation and the ability to restore the original cabin filtration system configuration, which is particularly important when servicing vehicles that have been in operation for many years.

Characteristics of the used component

The offered cover comes from the used BMW parts group, which in practice means maintaining the original geometry and material while optimizing service costs. For this type of component, it is crucial that the element retains its structural integrity – the mounting points, guide edges, and surfaces interacting with the cabin filter remain functional.

Choosing a used filter housing cover is a sensible solution when restoring the efficiency of the air supply system in high-mileage vehicles, where both compliance with the factory design and repair economy are important.

Benefits of using an original cover

• maintaining factory airflow through the cabin filter element,
• reducing the risk of leaks and bypasses around the filter medium,
• consistency with the cowl structure and adjacent elements in the air supply chamber,
• easier diagnostics and service of the ventilation system thanks to a predictable layout.

For BMW owners, it is important that using an original cover allows maintaining the vehicle's internal standard at a level consistent with the manufacturer's specifications, without compromises in terms of fit and functionality.

Filtration system expansion and additional resources

If you are planning a comprehensive repair or upgrade of the air supply and filtration zone in your BMW and need other elements from the same group, such as housings, filter elements, or additional sealing components, check the available parts in the BMW Cabin, pollen filters category.

For owners of older E87, E90, and E91 series models who want to consciously plan vehicle refurbishment using aftermarket components, practical tips on selecting and installing used parts may be useful – you can find them in the article The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years.