Premium Silicone Cavity Plug for Automotive Sealing
High-grade automotive silicone rubber ensures superior durability and heat resistance (up to 300°F). Precision-molded design guarantees airtight/watertight sealing for wire harnesses, gaskets, and panel gaps.
UV-resistant and chemical-proof formula withstands engine heat, moisture, and harsh road conditions. Flexible ribbed edges adapt to irregular openings (5-25mm diameter range).
Ideal for DIY repairs, OEM manufacturing, and marine/industrial sealing. Bulk pricing available for commercial buyers. Ships globally with wholesale discounts on 100+ units.






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Cavity Plug Automotive silicone rubbers wire seal gasket sealing plug
$3.7$7.13-48.11%
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