Semi-Synthetic Engine oils are more reliable for engines and Motul brings Motul 3100 Gold 20W50 Semi-Synthetic Engine Oil with Ester-Technology for ultimate protection of engine and increase performance. Motul is one of the leading engine oil brand from last 150 years. In city traffic, engines are get more stop-start cycle and Semi-Synthetic lubricant is an ideal oil for standard motorbikes and its high oil performance reliability helps to protect and clean engines and prolong its life.