Product Details: Get your semi truck Ready for the Road Ahead™ with ultra-strong and solid silicone seals, with the Dynatex Carded Anaerobic Gasket Maker. With the ability to create custom-fit silicone gaskets from a liquid solution, this replacement device is the ideal option to seal engines, gearboxes, exhaust systems, and more. Manufactured with a sophisticated system that keeps parts at their best with a resistance to water, oil , and other fluids. FleetPride is your First Click in Heavy Duty®.