Radiator

Discover a comprehensive range of high-quality sealants specifically designed for radiators. Our selection ensures optimal performance and durability, providing reliable protection against leaks and ensuring your heating system operates efficiently. Whether you're a DIY enthusiast or a professional, find the ideal solution to keep your radiators running smoothly.

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  1. Johnsen\'s 4918-12PK Radiator Stop Leak - 12 oz., (Pack of 12)
    Johnsen's 4918-12PK Radiator Stop Leak - 12 oz., (Pack of 12)
    $26.51
    $19.64
    0 ratings
    Discover the power of Johnsen's 4918 Radiator Stop Leak in a convenient 12 oz. bottle, designed to seal radiator leaks effectively. This pack of 12 offers a reliable solution to maintain your vehicle's cooling system and enhance engine longevity. Say goodbye to costly repairs with this advanced sealant that works with any antifreeze type.
    Johnsen\'s 4918 Radiator Stop Leak - 12 oz.
    Johnsen's 4918 Radiator Stop Leak - 12 oz.
    $8.06
    $5.97
    20 ratings
    Tackle radiator leaks with confidence using Johnsen's 4918 Radiator Stop Leak. This powerful 12-ounce solution seals leaks quickly while protecting your engine’s cooling system, making it the ideal choice for both seasoned mechanics and everyday drivers.
    Johnsen\'s 4618-12PK Radiator Treatment and Water Pump Lubricant - 12 oz., (Pack of 12)
    Johnsen's 4618-12PK Radiator Treatment and Water Pump Lubricant - 12 oz., (Pack of 12)
    $64.77
    $47.98
    148 ratings
    Johnsen's Ultimate Radiator Treatment & Water Pump Lubricant offers a robust solution for maintaining your vehicle's cooling system. Each 12 oz. unit in this convenient 12-pack is expertly formulated to prevent corrosion and lubricate water pumps, ensuring optimal performance and longevity.
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