For best appearance, top coat with Rust-Oleum High Heat Paint.
Primer Gray Coating Exhaust Header Engine Caliper Paint High Heat Hot Temp Spray
Transtar 4603 2-n-1 Automotive Primer Gray Coating 15oz. (1 Pack)
15 oz Transtar 2 in 1 Primer Gray for Plastic & Metal 4603 - Automotive Coating
Duplicolor DE1612 (6-Pack), Engine Enamel Primer, Gray Primer, 12 oz Aerosol
Duplicolor DE1612 (2-Pack), Engine Enamel Primer, Gray Primer, 12 oz Aerosol