The Bar's Leaks 1109 Block Seal Liquid Copper Intake is a 18oz 3PACK radiator stop leak designed for easy installation in your vehicle. Made with advanced additives and featuring universal compatibility, this product effectively seals leaks in radiators and adds protection against future leaks. With a manufacturer part number of 1109 and a country of origin in the United States, this product is a reliable choice for maintaining the health of your vehicle's cooling system.
