Description Rotella T4 15W-40 Triple Protection Heavy Duty Engine Oil is a Energized Protection of Shell Rotella heavy duty diesel engine oils provides protection in three critical areas. Acid control; helps protect against corrosion from acids formed as fuel burns and as the oil ages. Deposit control; helps keep engine clean for optimum performance and long life. Wear control; helps keep moving metal engine surfaces apart for long life. T4 Triple Protection oil uses advanced additive technology to protect under the most severe engine conditions found in modern, low-emission engines. Recommended by a wide range of OEMs, suitable for both the latest low-emissions and older model equipment.
