ONE BOTTLE FIXES LEAKS
GUARANTEED!
NO LEAK® Engine, Transmission and Power Steering Treatments stop leaks by safely and effectively repairing and restoring seals and gaskets. They contain 2-3 times the leak-stopping additive vs. low-priced brands for superior performance. NO LEAK Cooling System Treatment repairs radiator and heater cores to stop leaks and corrosion while it lubricates water pumps. Safe and compatible with all antifreeze and coolants (green, orange, yellow or G-05, etc.). All are guaranteed to stop leaks in one treatment or your money back!