High performance: Thanks to ESTER Core technology, used only in the 300V range, you are guaranteed: maximum power output through friction reduction for maximum power and torque at all rpm, increased reliability, increased resistance to oxidation for longer engine and oil life, easier driveability, rapid build-up of oil pressure and optimal oil flow leading to easier starting, reduced oil consumption, high detergency and a lower friction level leading to noise reduction of the engine. ESTER CORE TECHNOLOGY > The 300V line includes the latest evolutions of MOTUL's proprietary ESTER Core technology to ensure maximum engine power without compromising reliability and wear protection. Motul has created a perfectly synergistic formula to increase engine performance and protection by selecting est.