Tri 5 Guys offers complete Vintage Air AC/heat kits with defrost for 1955, - 1957 cars and 1955 - 1959 pickup trucks. These kits are exact fit systems for the factory dash and firewall. We also offer "in cab" kits for customers who have all of the under hood components already. These kits come with full instructions and all hardware for easy installations. Tri 5 Guys can help with any questions or installation advice.