Maxima Marine 4T Synthetic Blend Engine Oil Maxima Marine 4T Synthetic Blend Engine Oil is designed for optimal performance in both air and water-cooled 4-stroke gasoline engines, including personal watercraft, outboard, inboard and stern drive applications. This advanced engine oil features a unique friction profile that enhances supercharger efficiency while providing exceptional anti-corrosion and anti-wear protection under extreme conditions. It ensures reliable operation in diverse temperatures and wet environments, helping to maintain engine cleanliness and functionality. Features: Formulated specifically for 4T Personal Watercraft and Outboard engines Unique frictional profile optimizes supercharger performance Robust anti-corrosion protection for wet operating conditions Superior anti-wear protection at extreme temperatures and loads Optimizes cleanliness while controlling oxidation and wear Exceeds API SM and Nmma Fc-W (Cat) specifications