It is a sophisticated oil with a FULLY SYNTHETIC oil base formulated by Honda R & D Japan. AHM Oil SPX-1 is able to maintain engine conditions, especially when higher performance is needed or driven continuously at high speeds. The level of impurities in the SPX-1 AHM Oil is less so that at high pressures and temperatures, friction (friction) on the engine that arises is smaller. Provides SUPERIOR protection for higher engine performance demands on all wet clutch type Honda motorbikes (Duck and Sport).