Permatex 30300 Head Gasket Repair - Multi-Purpose Stop-Leak, 16 fl. Oz, Seals Head Gaskets While Preventing Future Leaks

Reliable and Cost Effective: Designed to Provide Automotive Users With a Reliable and Cost-Effective Solution for Fixing Head Gasket Leaks, Resulting in Engine Overheating and Costly Repairs. Advanced Formula: This Advanced Formulation Not Only Seals Head Gasket Leaks, but Also Prevents Future Leaks From Occuring. Must Have Addition: Whether You're A Professional Mechanic Or A DIY Enthusiast, the Permatex Head Gaskit Repair - Stop Leak is a Must-Have Addition to Your Toolkit Easy-To-Use: Easy to Use, One Step Process and Mixes with All Types of Anti-Freeze Making This a Permanent All-in-One Solution to Prevent Future Leaks.