Extra4 is a 100% Triple Ester blend synthetic motor oil featuring advanced additive technology. By using today's most advanced additive systems and high-performance synthetic ester based stocks, Maxima has engineered what is believed to be the finest 4-cycle motorcycle specific oil available on the market today. The very latest shear stable polymer systems have been used to assure viscosity stability and virtually eliminate transmission “shear-down” of the oil. Features: 100% Triple Ester blend Reduces friction & engine temperatures Viscosity Stable Anti-wear & 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