Rust-Oleum 12 oz. High Heat Flat Aluminum Enamel Spray Paint (Case of 6) is a tough protective enamel that renews and protects surfaces subject to intermittent heat up to 2000°F (1093°C). This rust-preventive formula is ideal for automotive parts and more. Rust-Oleum Stops Rust Formula.Use on automotive extra-hot exhaust manifolds, headers and more.