Peak Ready use green pre-mixed antifreeze or coolant provides convenience and protection all in one. A 50/50 mixture, by volume, of quality peak antifreeze and water. Meets or exceeds all industry specifications including GM 1899M, GM 1825M, Ford ESE-M97B44-A. Provides maximum protection against scale, rust, corrosion, freeze-up and boil-over. Pre-mixed with deionized water, requires no additional mixing.