Car Radiator Coolant Refill Kit, Vacuum Cooling System Purge Tool with Fast Connector for Leak Test and Air Removal, Stainless Steel Radiator Refill Kit for Auto Cooling

Item Type: Coolant Refill KitMaterial: Stainless Steel + RubberApplication: Coolant replacementFeatures:Principle of Use: The cooling liquid is sucked into the water tank by vacuuming the inside of the water tank to generate negative pressure.In order to prevent the internal temperature of the engine from being too high due to air resistance in the cooling system pipeline when filling and replacing the coolant, vacuum filling must be used, and at the same time, it can reduce the maintenance time and is convenient and quick.How to Use:1. Clear the water in the water tank2. Open the car hood and hang the hook in the appropriate position3. Connect the universal rubber joint to the water tank4. Make sure all switches are turned off, and connect the thin tube to the tail of the mouse5. Connect the intake pipe and press the yellow switch button to turn on the intake switch for vacuum treatment. When the pressure reaches -20--25Inhg (-50--60cmhg), turn off the NO.3 switch6. Connect the antifreeze hose to the car body, and put the other end into the antifreeze container. The interface must be completely immersed below the water level. Turn on the water level switch to automatically add the antifreeze to the water tank.Package List：1 Set of Coolant Refill Kit (7pcs)1 BoxNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.

• Vacuum-Powered Refill: This coolant refill kit uses vacuum pressure to draw premixed coolant into the radiator without trapping air, ensuring a bubble- fill that prevents overheating and improves cooling system efficiency in your car.
• Fast Connector Design: Equipped with a quick-connect fitting, this radiator tool kit simplifies attachment to your coolant reservoir and air pump, reducing setup time and making the entire coolant replacement process faster and more user-friendly.
• Multi-Function Use: Ideal for mechanics and DIY car owners, this cooling system kit supports coolant evacuation, leak testing, and complete system purging—perfect for routine maintenance, post-repair refills, or seasonal coolant changes on most vehicles.
• Durable Construction: Made from stainless steel and high-grade rubber components, this coolant refill kit resists and withstands repeated use under shop conditions, offering long-lasting reliability for both professional and home garages.
• Complete Ready-to-Use Set: The package includes a 7-piece coolant refill kit neatly stored in a durable tool box, featuring all necessary hoses, connectors, and valves—just connect to your air source and start vacuum filling right away.