Ester Tech 4+ 10W-40 / 10W-50 is a fully synthetic, superior performance 4-stroke competition engine oil. High-grade base oils combined with the revolutionary Ester Tech additive system guarantee outstanding performance in the following areas, among others:
 
✔酯類比例超過10%以上
✔高級基礎油與革命性的Ether Tech添加劑配方
✔極端的操作條件下，保持強大的潤滑油膜
✔極高且非常穩定的粘度指數
✔有出色的抗磨損保護
✔低揮發性可降低油耗
✔以長效 ﹑　慳油﹑　保護性為主，適合一般用家使用
✔API SM JASO MA2
 
A very powerful lubricanting film, even under the most extreme operating conditions
Maximum engine performance
A very high and extremely stable viscosity index
Optimal functioning of the wet clutch
Accurate and smooth gear-changing
Superior protection against wear
Minimum oil consumption as a result of low volatility Ester Tech 4+ 10W-40 has been exclusively developed for modern, high-tech, high to very high performance race and road motorcycles.