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    Filter Set, cabin air

    Product number: 31985
    ART: 31985 / EAN: 4027816319856

    FEBI BILSTEIN
    Advised products
    Price incl. vat.
    € 29,51

    Core Charge 0.00

    Leverdatum: 01-05-2026

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    Manufacturer Model Version Engine code Construction type Construction start Construction end Pk Power kw
    BMW BMW
    Usage numbers
    FE31985
    31985
    4
    02782E+12

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    Filter Set, cabin air

    The Filter Set, cabin air (31985) cleans incoming air to improve cabin comfort and HVAC performance. Replacing the filter ensures fresh air and optimal ventilation. Use Porza’s smart search to find the correct filter.

    Febi Bilstein is a globally respected manufacturer and supplier of high-quality replacement parts for passenger cars and commercial vehicles. With over 175 years of automotive expertise, Febi stands for reliability, innovation, and German engineering precision. The brand offers an extensive product range of more than 47,000 items, covering steering, suspension, braking, engine, drivetrain, and electrical systems.

    Every Febi component meets or exceeds OEM standards, ensuring optimal fit, performance, and durability. Their in-house production and strict quality control guarantee parts that professionals trust worldwide. Febi Bilstein is also a pioneer in the aftermarket, being one of the first to offer parts with full OE-matching quality outside the dealership network.

    Whether you're servicing a modern European vehicle or maintaining a heavy-duty truck, Febi provides reliable solutions with fast availability and long-lasting performance. Choose Febi Bilstein for precision-made parts backed by generations of expertise and a commitment to quality.

    Wilhelmstraße 47, Ennepetal, Duitsland

    +492333911-0

    support@bilsteingroup.com

    FAQ

    A cabin air filter set is a complete package of filters designed to clean the air entering the vehicle’s interior through the ventilation system. It typically includes one or more filter elements, and in some cases additional seals or frames. These filters remove dust, pollen, pollutants, and odors, improving air quality inside the cabin.


    Key specifications include filter dimensions, filtration efficiency, and filter type (standard particulate or activated carbon). Activated carbon filters can absorb odors and harmful gases, while standard filters focus on dust and pollen. Materials are typically multi-layer paper or synthetic media designed to operate within temperature ranges from -20°C to +80°C and maintain airflow efficiency.


    Replacement is recommended at regular service intervals, typically once or twice per year, or when reduced airflow, unpleasant odors, or increased dust inside the cabin are noticed. Driving in urban or polluted environments may require more frequent replacement.


    Porza offers a fit guarantee option where your vehicle details, such as license plate or VIN, are checked against product specifications. This ensures the filter set matches your vehicle’s HVAC system, including size, type, and performance requirements.


    Porza supplies high-quality cabin air filters with fast delivery across Europe. Customers can order online or choose in-store pickup in the Netherlands, Germany, or Belgium. This allows quick and flexible access to essential maintenance parts for both professional workshops and individual users.


    If you select the fit guarantee, Porza verifies compatibility before shipment. If the product does not fit or meet expectations, it can be returned according to the return policy. This ensures a reliable and risk-free purchasing experience.


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    Straelseweg 52, 5911 CR
    Venlo
    The Netherlands

    Willem de Rijkelaan 15a, 5616 HH
    Eindhoven
    The Netherlands

    info@porza.nl
    085 401 1901
    KVK 0123456678
    BTW 01NL123435B1