Radiator Pressure Tester and Vacuum-Type Cooling System Refill Kit.

Key Functions: Cooling System Leak Testing: Uses a hand pump to pressurize the vehicle's cooling system or radiator cap to quickly spot internal and external leaks. Vacuum Purge & Refill: Creates a vacuum within the system to remove air pockets and draw in fresh coolant, preventing airlocks. Universal Compatibility: Includes color-coded adapters to fit various radiator filler necks and expansion tanks across different vehicle makes and models.