Engine Ice Hi-performance coolant, is biodegradable, silicate free, phosphate free and non-toxic. It typically reduces operating "race" temperatures and effectively keeping boil over temperatures to 256°F (124.5°C) or less. It also offers freeze-up protection to -26°F (-32°C)."Right out of the bottle" Engine Ice is ready to provide you with dependable horsepower and is proven to reduce operating temperatures. The key to horsepower is not losing it! Engine Ice Hi-Performance coolant is engineered to keep your operating temperatures at optimum performance to not lose power through excess heat.Engine Ice will provide you with dependable power and reduced operating temperatures regardless of the terrain you tackle. It offers superior performance in all types of water-cooled engines and is safe to use in all motorcycles, ATV’s, UTV’s and snowmobiles.Engine Ice Hi-Performance coolant meets or exceeds all ASTM and SAE standards and requirements.