Eastwood Satin Black High Temperature Coating produces a custom look for manifolds and headers. Produces A Custom Look For Exhaust Manifolds and Headers Temperature Resistant Up To 1400 Degrees Easy Spray-On Application Each Can Is Sufficient To Coat 2 Standard Cast Iron Manifolds Or About 6 Sq Ft 2 Cans Recommended For Header Systems Now the same great 1400 degree performance of our original High Temp Manifold Coating is available in convenient aerosol packaging. Each can is sufficient to coat 2 standard cast iron manifolds or about 6 square feet. 2 cans recommended for header systems.