Wynn's Radiator Stop Leak

Wynn's Radiator Stop Leak is formulated to stop and prevent leaks in the radiator and cooling system, protect against rust and corrosion and to lubricate the water pump. Compatible with all coolants and anti-freeze the Radiator stop leak will seal small leaks without damage to rubber hoses, gaskets or other system components.

Note: Radiator stop leak will not repair broken or split hoses.