TARMAX AGRO 10W40 CI-4 is a Semi-Synthetic Ultra High Performance Diesel (UHPD) engine oil for use in heavy-duty turbo-diesel engines of tractors as well as on and off-highway equipments. The oil is engineered with synthetic blend technology to meet the long-life requirements of major engine manufacturers and gives protection over a long time period. TARMAX AGRO 10W40 CI-4 provides lubrication to modern, high performance, low emissions engines used in severe applications. This engine oil is designed using the high performance base oils which provide excellent low temperature fluidity, high temperature viscosity retention and volatility control.