Wynn’s Radiator Stop Leak prevents and seals minor external leaks in the cooling system and prevents head gasket seepage. It helps prevent corrosion and lubricates the water pump to improve cooling system efficiency and prolong pump life.

Wynn’s Radiator Stop Leak can also be used as a once-a-year preventative measure to ensure your cooling system operates without any damaging leaks.

Features:

• Stops & prevents leaks
• Seals leaks in radiator & heater cores
• Prevents head gasket seepage
• Will not clog radiator waterways nor affect temperature sensors
• Suitable for all 4, 6 or 8 cylinder vehicles
• Compatible with both conventional and O.A.T. coolant systems
• Compatible with cooling system components
• Easy to use one shot treatment
• Treats up to 12L

Uses:

• Wynn’s Radiator Stop Leak is suitable for all 4, 6 or 8 cylinder vehicles and is compatible with both conventional & O.A.T. coolant systems.

How to Use:

• Wynn’s Radiator Stop Leak can also be used as a once-a-year preventative measure to ensure your cooling system operates without any damaging leaks.

Part Number: 68607