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    Thermostat, coolant

    Product number: 4105.71D
    ART: 4105.71D / EAN: 4029783005800

    BorgWarner (Wahler)
    Advised products
    Price incl. vat.
    € 13,42
    Add to cart
    Leverdatum: 03-05-2026

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    Manufacturer Model Version Engine code Construction type Construction start Construction end Pk Power kw
    MERCEDES-BENZ MERCEDES-BENZ
    Manufacturer Productnumber
    MERCEDES-BENZ 002 203 39 75 , 0022033975
    MERCEDES-BENZ 003 203 29 75 , 0032032975
    MERCEDES-BENZ 003 203 32 75 , 0032033275
    MERCEDES-BENZ 003 203 74 75 , 0032037475
    MERCEDES-BENZ 003 203 79 75 , 0032037975
    MERCEDES-BENZ 004 203 84 75 , 0042038475
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    Usage numbers
    E2858853557D9
    WA4105.71D
    4
    02978E+12

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    Thermostat, coolant

    The Thermostat, coolant (4105.71D) regulates coolant flow and engine temperature. Replacing it restores stable operating temperature and proper cooling performance.  

    FAQ

    Use our vehicle compatibility checker or enter your car’s make, model, and year to confirm fitment. If you’re unsure, contact our support team for assistance. Or, for extra peace of mind, purchase our 100% Fitment Guarantee service at checkout.


    While some parts are DIY-friendly, others may require professional installation. Check the product manual or consult a mechanic if unsure.


    Most installations only require basic tools, but some may need specialty tools. Check the product details or installation guide for recommendations.


    We offer both OEM and high-quality aftermarket parts. Each product listing specifies whether it's OEM or aftermarket.


    The materials vary by product but are always designed for durability and performance. Check the product details for specific material information.


    Most orders are processed within 24 hours and delivered within 2-5 business days. Expedited shipping options are also available at checkout.


    We accept returns within 30 days of delivery, provided the item is unused and in its original packaging. Visit our Returns page for more details.


    Yes! Most of our parts include a manufacturer warranty. Check the product details for specific coverage information.


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