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    Fuel Filter

    Product number: WK 821
    ART: WK 821 / EAN: 4011558905200

    MANN-FILTER
    Advised products
    Price incl. vat.
    € 15,49

    Core Charge 0.00

    Add to cart
    Leverdatum: 22-04-2026

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    Manufacturer Model Version Engine code Construction type Construction start Construction end Pk Power kw
    CITROËN CITROËN
    FIAT FIAT
    NISSAN NISSAN
    PEUGEOT PEUGEOT
    ROVER ROVER
    TOYOTA TOYOTA
    Manufacturer Productnumber
    CITROËN 1906 40 , 190640
    CITROËN 1906 42 , 190642
    CITROËN 1906 A8 , 1906A8
    CITROËN 95650 878 , 95650878
    PEUGEOT 1906 23 , 190623
    PEUGEOT 1906 24 , 190624
    PEUGEOT 1906 39 , 190639
    PEUGEOT 1906 40 , 190640
    PEUGEOT 1906 41 , 190641
    PEUGEOT 1906 A8 , 1906A8
    PEUGEOT 1906 E0 , 1906E0
    FIAT 71736114
    FIAT 7724422
    FIAT 9942378
    FIAT 9944643
    FIAT 9944682
    BMW 13 32 1 329 270 , 13321329270
    NISSAN 16403-6F900 , 164036F900
    Usage numbers
    WK 821
    4
    01156E+12

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    Fuel Filter

    The Fuel Filter (WK 821) removes contaminants from fuel to protect injectors and ensure smooth engine operation. Replacing a clogged filter restores performance and fuel efficiency. Use Porza’s smart search to find the correct filter.

    FAQ

    A fuel filter is a component in the fuel system that removes dirt, rust, and other contaminants from the fuel before it reaches the engine. Its function is to ensure clean fuel delivery, protecting injectors and other sensitive components while maintaining efficient combustion and engine performance.


    Key specifications include filtration efficiency (micron rating), flow rate capacity, filter dimensions, and compatibility with petrol or diesel systems. Fuel filters are typically made with high-efficiency paper or synthetic media designed to trap fine particles while allowing sufficient fuel flow. They must withstand fuel pressure and temperatures commonly ranging from -30°C to +120°C.


    Replacement is necessary at regular service intervals or when signs such as reduced engine performance, difficulty starting, or fuel system contamination occur. A clogged fuel filter can restrict fuel flow and lead to poor engine operation or damage to fuel system components.


    Porza offers a fit guarantee option where your vehicle details, such as license plate or VIN, are checked against product specifications. This ensures the fuel filter matches the correct size, type, and performance requirements for your fuel system, reducing the risk of incorrect fitment.


    Porza supplies high-quality fuel system components 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, with reliable European-wide shipping.


    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 secure and risk-free purchasing experience.


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