Properties and advantages Very high performance 10W40 oil which covers a wide range of OEM specifications, including those from Renault and the PSA Group. Enriched synthetic formula ensures optimal lubrication throughout the service life of the oil. A high viscosity index provides excellent stability at high temperatures and quick oil flow upon start-up. Increased detergent/dispersant additives protect the engine from clogging, increase its performance level and extend its service life. The 335L10W40 ensures optimal performance and durability. Designed for efficiency and longevity.