🚗 Keep Your Engine Cool and Confident! High-quality additives ensure no leaks while preserving gaskets, hoses, and plastics. Phosphate additives safeguard against rust, scale, and corrosion for all cooling system metals. Experience superior freeze and boil protection that outshines industry standards. Designed to protect modern engine components in extreme temperatures. Pre-mixed 50/50 formula with deionized water for instant application. Boil Protection 265F Universal Fit Freeze Protection -34F Zerex Asian Vehicle Green Silicate and Borate Free Antifreeze/Coolant is a high-performance, ready-to-use solution that provides exceptional freeze protection down to -34F and boil protection up to 265F. Its phosphate additives protect against corrosion and rust, ensuring the longevity of your vehicle's cooling system. This universal fit formula is safe for all modern engine components and is conveniently pre-mixed for immediate use.