Porsche Copper Spray-A-Gasket High Temprature Sealant (9 oz).

Permatex Copper Spray-A-Gasket High Temprature Sealant is a quick-drying, metallic copper sealant designed to help dissipate heat, preventing gasket burnout and improving heat transfer.

This high-temperature spray sealant instantly fills hot spots and surface imperfections, creating a reliable seal that resists all types of automotive fluids.