Product Details Idemitsu 20W-50 Turbo Application Rotary Oil - Official Oil Used by the Mazda Japan Race Teams! - Formulated Specifically For High Performance Rotary Engines - Contains Special Molybdenum Agents to Reduce Friction, Which Increases Horsepower & Torque - Improved Sealing Performance - Minimizes Exhaust Port Clogging - Superior Shear Stability - Exceptional Wear Protection & Durability