The Permatex Ultra Slick Engine Assembly Lube is a 4oz engine lubricant specifically designed for car and truck engines. The product is manufactured by Permatex, a trusted brand known for its quality automotive parts. Although the manufacturer warranty is not mentioned, this engine assembly lube is a reliable and efficient solution for keeping your vehicle's engine running smoothly. Perfect for regular maintenance or emergency use, this product ensures optimal performance and protection for your engine components.