Radiator Leak Stopper RADIATOR SEALANT

**Wynn’s® Radiator Stop Leak is designed to protect against coolant leaks by preventing most leaks from the radiator, heater core, engine block core plugs, as well as leaks from the cylinder head.
Wynn’s® Radiator Stop Leak is added to new engine coolant after a complete cooling system replacement or to the cooling system between regular maintenance intervals.**
**Features & Benefits:**
✔ Prevents common radiator and cooling system leaks
✔ Protects against coolant loss
✔ Does not clog the radiator core
✔ Compatible with all standard, extended-life, and hybrid coolants
✔ Undyed to be compatible with any color antifreeze
**Uses:**
Add to coolant as needed or after a radiator fluid change
**Directions for Use:**
Add product when the engine is warm.
Remove radiator cap, shake well, then pour contents of the bottle into the cooling system.
**Note:**
Not intended for mechanical repairs
Never add to a radiator flush machine

This is not a bundle product.