Esther Tech Syntec 4+ 15W-50 is an oil 4 stroke engine fully synthetic and higher. Base oils of high quality combined with the revolutionary system of additives Esther Tech deliver exceptional performance in the following areas, among others: - a lubricant film very powerful, even in the most extreme operative conditions - Maximum Engine Performance - a viscosity index very high and extremely stable - optimal operation of the wet clutch - change rapidly and precisely the gearbox - superior protection against wear - minimum consumption of oil due to the low volatility Esther Tech Syntec 4+ 15W-50 has been developed exclusively for motorcycles of stroke and modern road. Technical specifications: JASO MA2 API SL