Liquid Aluminum Cooling System/Radiator Stop Leak is formulated to permanently seal coolant leaks.
- Xtreme Cool wetting agent reduces coolant surface tension, improves heat transfer and reduces coolant temperature
- Safely and easily seals leaks in plastic, aluminum and copper/steel radiators, heater cores, gaskets and freeze plugs
- Compatible with all types of antifreeze
- Can be added directly to vehicle's cooling system with no flushing required
- Meets ASTM D6107 specifications