Features and Benefits: * Allows for easy testing for leakage in radiator system and quick change of coolant * Unit is suitable for domestic and import vehicles * Color coded radiator test caps make it easy to choose the suitable test cap for the job * Special design of vacuum purge and refill tool connection fits nearly all type of radiator opening Set Includes: Pressure testing pump with hose, quick coupler with pressure release, and gauge: test range 0-35 psi (0-2.5 bar); 1 piece Blue and 1 piece black radiator cap test adapters to test for original radiator cap leakage; 17 pieces test caps for testing cooling systems on most domestic and import vehicles; vacuum type cooling system purge and refill tool kit for quick change of coolant; universal adapter; temperature gauge and a blow molded case. Applications: Mercedes Benz, GM, Jeep, Peugeot, Subaru, Chrysler, Acura, Mitsubishi, Nissan, Mazda, Toyota, Infiniti, Geo, Suzuki, Isuzu, Honda, Lexus, Volvo, Saab, Citroen, Renault, Fiat, Alfa, Mini Cooper, VW, BMW, Ford, Opel, Porsche, Audi, etc.