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Sealants

At Advance Auto Parts, we understand that sealing is crucial for maintaining the integrity of your vehicle's systems. That's why we offer a wide variety of sealants tailored to your automotive needs. Our gasket sealant selection includes products designed to prevent leaks and ensure a tight seal on engine components. For a more general application, our automotive sealant line covers everything from minor fixes to significant repairs. We carry Permatex, a leading name in sealants, offering solutions like engine oil leak sealant for those persistent drips, ensuring your engine stays clean and efficient.

Our thread sealant options are perfect for securing fittings and preventing leaks on threaded connections. When it comes to cooling systems, our radiator sealer helps stop leaks, keeping your engine from overheating. For versatile repairs, our black silicone adhesive is ideal for both original equipment and aftermarket applications, providing durable bonds on a variety of surfaces. Whether you're tackling a DIY project or performing professional repairs, our range of sealants at Advance Auto Parts provides the durability and reliability needed to keep your vehicle in top condition. From under the hood to the bodywork, we've got the sealing solutions to protect and repair.

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Part # 3K1003257709REI
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2 yr replacement if defective
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Head Gasket Sealer - Permanent Repair, 32 ounces
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Part # 38386
(158 reviews)
30 day replacement if defective
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Body Repair Thread Seal Tape, 1/2" x 600"
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Part # AC561
(2 reviews)
1 yr replacement if defective
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Ultra Black RTV Silicone Gasket Maker, 3 oz.
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Part # 82180
(392 reviews)
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Ultra Copper Gasket Maker RTV, 3.5 oz.
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Part # 81878
(94 reviews)
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Green Threadlocker: Penetrating Grade, 6 ml
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Part # 29000
(1 review)
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Ultra Black RTV Silicone Gasket Maker, 0.5 oz.
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Part # 22072
(102 reviews)
30 day replacement if defective
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Multi-Purpose One Step Coolant Leak Repair
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Part # ST5501
(220 reviews)
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What does sealant do for your car?

Our Sealant creates an impermeable barrier that prevents fluid leaks, dust, and moisture from penetrating and causing damage to vital components of your car. This protective layer is crucial in systems such as the engine, transmission, and cooling systems, where even a minor leak can lead to significant performance issues or costly repairs. Moreover, sealants help ensure optimal performance by maintaining the correct pressure and preventing the unintended entry or escape of gases and fluids. This not only enhances the operational efficiency of your vehicle but also contributes to overall safety on the road. Furthermore, using the right sealant can reduce the wear and tear on components by mitigating friction and easing the movement of parts. Whether applied as a preventative measure or as a solution for existing issues, sealants are an integral part of modern vehicle maintenance strategies.

What is the best sealant for a car?
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What is the difference between sealant and sealer?
Disclaimer: We strive to keep all information accurate and up-to-date; however, product availability, pricing, promotions and store hours are subject to change without notice. Please contact Customer Care if you have any questions or corrections.
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