Maxima's Synthetic Blend4 is a blend of ester-based synthetic and petroleum base stocks featuring advanced technology. This special high temperature formula protects critical engine components, reduces wear, friction, temperature, oil consumption and extends drain intervals. The use of new anti-shear additives assures viscosity stability for motorcycle 4-cycle engines with integrated transmissions. This formula also has extra anti-scuff additives to handle extreme loads and peak temperatures. Ester Based Synthetic, Reduces friction and engine temperatures. Viscosity Stable, Anti-wear and Anti-scuff additives. All weather formula. Easy starts, Reduces engine wear. Improves fuel economy. Smoother transmission shifting. Superior engine cleanliness, Extends drain intervals. Formulated for Wet clutches, Exceeds JASO-MA M/C 4T Specs. Exceeds API SG/CC Specs. For all air and water-cooled 4-cycle gasoline engines.