This listing is for a pack of two (2) 11 oz. bottles of Gunk Radiator Sealer and Stop Leak, with the manufacturer part number C3-12. The product is brand new and sealed, making it a great addition to your automotive tools and supplies.

The Gunk Radiator Sealer and Stop Leak is a reliable product that can efficiently seal leaks in your radiator without the need for any warranty. This package quantity is perfect for any car owner who needs a quick solution for their radiator. Made in the United States, this product is designed to work effectively and efficiently, and is compatible with a variety of brands and types of radiators. New Old Stock.