Mastercool HD vacuum type cooling system filler kit

Features and Benefits:

• Refill new coolant by creating a vacuum in the cooling system
• For use with all vehicles including Heavy duty
• Eliminates the need to air bleed the system
• Conical adapter provides for wide vehicle coverage
• Packaged in blow molded case

Easily refill any cooling system by creating a venture style vacuum. For use with all vehicles including HD. Eliminates the need to perform time consuming air bleed. Conical style adapter for wide vehicle coverage. Minimizes the risk of overheating.