Radiator Stop Leak Prestone Products 16.5 oz

Prestone Triple Seal Protection Radiator Stop Leak with Kevlar resin stops radiator and heater core leaks fast, seals them permanently, and won Stops & Prevents Leaks In All Major Cooling System Components. Fast Acting Beads - Quickly Locate Leaks Fast Acting Effervescent Beads That Quickly Break Down And Acrylic Hardener Makes The Seal Will Not Block Or Corrode Safe For All Cooling Systems