Ready to fill. ShellZone Multi-Vehicle Extended Life Pre-diluted 50/50 Antifreeze + Engine Coolant provides 150,000 miles or 5 years (Backed by the Sopus Product (Shell) Limited Warranty with full use of product. Restriction apply. See details at www.shell.is/coolantwarranty) of protection when used in a complete flush and refill application. The product is compatible with equivalent extended life coolant products for all automotive and light-duty trucks. Benefits: Up to 5-year/150,000 mile protection (Backed by the Sopus Product (Shell) Limited Warranty with full use of product. Restriction apply. See details at www.shell.is/coolantwarranty). Protects against water pump cavitation. Effective high temperature protection. Protects against corrosion of all metals including aluminum. Phosphate free, silicate free. Products is pre-mixed and ready to fill. ShellZone Multi-Vehicle Antifreeze+ Coolant Pre-diluted 50/50: Using a 15lb radiator cap; Freeze Point Protection: -34 degrees F (-36 degrees C); Boilover Protection; +265 degrees F (129 degrees C).