Kseal Heavy Duty Permanent Coolant Leak Sealer

K-Seal® Heavy Duty Permanent Coolant Leak Sealer is specifically designed for large trucks and AG equipment that also works on aluminum and hard plastic. Makes repairs on cracks and holes in the entire coolant system including the head gasket, block, radiator, heater core, freeze plugs and water pump casing. No need to drain or flush existing coolant, simply shake and pour contents into the system via radiator, over flow tank or top hose.

• No draining or flushing needed, simply shake pour and go
• Permanent repair
• Repairs cracks and holes with the entire system
• Works in minutes
• Designed for large trucks and AG equipment up to a 50 quart system. If larger than 50 quarts, just add another bottle
• Works on aluminum and hard plastic
• #1 Brand for coolant stop leaks