- Easy Operation: The coolant funnel features a unique rotary switch that allows for gradual closure, effectively minimizing overflow and bubbling during use. Its user-friendly design ensures convenience in both operation and storage. - Easy Refilling: This coolant refill kit is designed to supply any vehicle with essential liquids like radiator coolant and engine oil without the risk of spills or air entrapment. The long funnel fits securely into the cooler, enabling controlled and even liquid pouring. - Enhanced Performance: Built with a reinforced thread design, this product prevents liquid leakage, even in challenging environments. The extension pole is tailored for hard-to-reach areas, making it easier to service your vehicle. - Wide Application: This multifunctional coolant funnel and pressure test kit provide a hassle-free experience for flushing radiators and engines, ensuring no spills or waste. The universal adapter is compatible with both US and foreign vehicles, enhancing its usability. Use Scenarios: 1. Perfect for DIY car maintenance, allowing you to refill coolant and oil without mess or hassle. 2. Ideal for professional mechanics performing routine maintenance or emergency repairs, ensuring efficiency and cleanliness. 3. Great for seasonal vehicle preparation, helping to flush radiators and engines before winter or summer driving. Invest in this reliable coolant funnel to simplify your vehicle maintenance tasks while ensuring optimal performance and cleanliness.