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    Sale!

    Vibrant Heat Sink O2 Sensor Weld Bung | T304 Stainless, M18 x 1.5 | 10419

    Part Number: 10419
    Save $4
    Sale Price $10.99 Regular Price $14.99

    Available to order. In-stock orders typically ship in 1 to 2 business days.

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    The Vibrant 10419 is a heat sink oxygen sensor weld bung made from T304 stainless steel with an M18 x 1.5 thread, designed to help prevent premature oxygen sensor failure. Its finned surface improves convective cooling for up to 30 percent cooler O2 sensor temperatures compared with a standard bung, and the coped design makes welding easier. It fits a Bosch LSU 4.9 oxygen sensor only.

    • Type: heat sink O2 sensor weld bung
    • Material: T304 stainless steel
    • Thread: M18 x 1.5
    • Benefit: up to 30 percent cooler sensor temperatures, coped for easier welding
    • Fits: Bosch LSU 4.9 oxygen sensor only
    • Part number: 10419

    FAQ

    What sensor does the 10419 fit?

    A Bosch LSU 4.9 oxygen sensor only.

    What thread does it use?

    M18 x 1.5.

    What is the benefit of the heat sink design?

    The finned surface delivers up to 30 percent cooler O2 sensor temperatures compared with a standard bung.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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