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    Oxygen Sensor

    Product number: ES20303-12B1
    ART: ES20303-12B1 / EAN: 5012759388563

    DELPHI
    Advised products
    Price incl. vat.
    € 68,22

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    Leverdatum: 25-04-2026

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    Manufacturer Model Version Engine code Construction type Construction start Construction end Pk Power kw
    ABARTH ABARTH
    ALFA ROMEO ALFA ROMEO
    FIAT FIAT
    LANCIA LANCIA
    LAND ROVER LAND ROVER
    MG MG
    ROVER ROVER
    Manufacturer Productnumber
    LANCIA 46418568
    LANCIA 46455802
    LANCIA 46474584
    LANCIA 46519517
    LANCIA 46750245
    LANCIA 46751082
    LANCIA 60816318
    FIAT 46418568
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    FIAT 60816318
    ALFA ROMEO 46474584
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    ALFA ROMEO 46751082
    ALFA ROMEO 60816318
    LAND ROVER MHK100840L
    ABARTH 46474584
    ABARTH 46750245
    ABARTH 46751082
    ABARTH 60816318
    MG MHK100840
    ROVER MHK100840
    ROVER MHK100840L
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    Oxygen Sensor

    The Oxygen Sensor (ES20303-12B1) measures exhaust oxygen levels for precise fuel mixture control. Porza ensures fast response, accuracy, and long-term durability.  

    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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