Feature: 1. Wide Application: Vacuum antifreeze change fill kit has a wide range of applications, which is suitable for car, van SUV, and truck. 2. Main Function: The pneumatic vacuum coolant filler first uses shop air to pump and create a vacuum in the cooling system, then pumps coolant into the cooling system. The coolant is added in the vacuum without large air pockets to avoid engine distortion or other damage. 3. Save Time: The antifreeze change tool allows for quick and fast filling of the coolant, reducing filling time and preventing air from flowing into the system. This saves working time during the replacement process. 4. Safe and Reliable: The use of professional antifreeze replacement tools ensures that the quality of the vehicle cooling system is guaranteed and healthy and safe after the new antifreeze is replaced. 5. Durable Construction: Coolant refill tool kit is made of high class material that is hardness, not easy to deform, sturdy and durable and has a long service life. Specification: Item Type: Vacuum Antifreeze Change Fill KitMaterial: ABS+rubber+nrassGauge Scale: -30~0inHg (-76~0cmHg) Hose Length: Approx. 151cm/59.4in, Approx. 77cm/30.3in Rubber Adapter Size: Approx. 1x45mm/1.8in,1x 40mm/1.6in, 1x35mm/1.4inFitment:For Car Van SUV Truck. Package List: 1 x Vacuum Antifreeze Change Fill Kit（8pcs）1 x Blow Box