- User-Friendly Design: Our coolant funnel kit features an innovative anti-spill funnel system with a special rotary switch. Simply turn the switch to close the funnel securely, allowing for effortless and convenient use. - Spill-Free Refilling: Designed to fit securely to radiators, this funnel kit enables smooth, mess-free refills of coolant or oil. The extra-long funnel reduces the risk of spills and ensures no air bubbles are trapped during the refill process. - Versatile Rod Design: With a reinforced thread and extended rod design, this coolant funnel offers exceptional stability even in extreme conditions. The flexible positioning allows access to hard-to-reach radiator caps from any angle. - Wide Applications: Perfect for performing coolant pressure tests, radiator flushes, and engine maintenance, this funnel kit is a reliable choice for automotive enthusiasts. Its leak-free design minimizes coolant waste, while the universal adapter ensures compatibility with both US and foreign vehicles. This coolant funnel kit is essential for anyone looking to maintain their vehicle efficiently and effectively.