Ultra Copper Gasket Maker (3 oz).

Permatex Ultra Copper High-Temp RTV Silicone Gasket Maker is a premium sealant designed for extreme temperature applications. It withstands temperatures up to 700°F (371°C), making it ideal for use in high-heat environments like turbocharger installations and exhaust systems. Permatex Ultra Copper is rigorously tested to exceed OEM specifications, ensuring reliable performance and durability in demanding conditions.