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    Thermostat, coolant

    Product number: 4123.80D
    ART: 4123.80D / EAN: 4029783005237

    BorgWarner (Wahler)
    Advised products
    Price incl. vat.
    € 26,87
    Add to cart
    Leverdatum: 01-05-2026

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    Manufacturer Model Version Engine code Construction type Construction start Construction end Pk Power kw
    FORD FORD
    MERCEDES-BENZ MERCEDES-BENZ
    SEAT SEAT
    VW VW
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    FORD 1 018 799 , 1018799
    FORD 1 032 249 , 1032249
    MERCEDES-BENZ 005 203 29 75 , 0052032975
    SEAT 075 121 113 D , 075121113D
    VW 075 121 113 D , 075121113D
    AUDI 075 121 113 D , 075121113D
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    Thermostat, coolant

    The Thermostat, coolant (4123.80D) regulates coolant flow and engine temperature. Replacing it restores stable operating temperature and proper cooling performance.  

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    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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