EURO GULF ANTIFREEZE SUMMER COOLANT is a high-performance concentrated antifreeze formula that needs to be diluted before being used. EURO GULF ANTIFREEZE SUMMER COOLANT is based on ethylene glycol fortified with various corrosion inhibitors. EURO GULF ANTIFREEZE SUMMER COOLANT is recommended for all types of passenger cars, heavy-duty diesel, gas engines, and stationary engine applications regardless of the fuel type being used. It prevents freezing, raises the boiling point, and is an effective permanent year-round coolant concentrate. EURO GULF ANTIFREEZE SUMMER COOLANT should be blended with water in a concentration of 33% to 60% by volume before infilling. The usage of 50:50 for the mixture of water and EURO GULF ANTIFREEZE SUMMER COOLANT is generally advisable.