Ceramic coating of exhaust manifold turbine housing downpipes and any parts you would want not to rust or if you want a heat barrier coating ceramic coating is for you. . -
Ceramic Coated Manifolds by Maldon Shotblasting and Powder Coating
High Performance Ceramic Header Coatings - Nitroplate
Thermal Barrier High Performance Ceramic Coatings
Powder and Ceramic Coating Specialists - Bonehead Performance