Product Details: The Permatex Sensor Safe High Temperature RTV Silicone Gasket Maker is the perfect solution for sealing and protecting your automotive components. This silicone-based formula is non-corrosive to metal and other materials, preserving the integrity of the sealed surfaces. It also offers superior resistance to automotive fluids such as oil, coolant and transmission fluids, preventing leaks and maintaining the integrity of the sealed components. FleetPride is your First Click in Heavy Duty®.