Cooling System Leak Sealants
- Technical Chemical Company®Johnsen's™ Radiator Stop Leak (4918)Johnsen's™ Radiator Stop Leak by Technical Chemical Company®. Volume: 12 oz. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...Quickly finds and seals leaksMix directly in vehicle's coolant$2.06