Adopting clean vehicles have complex ecological, technical and economic requirements, and need to stay ahead of changing European environmental regulations. TotalEnergies Cityline can increase the service life of particulate filters by as much as 40% and reduce maintenance costs by up to 22%. TotalEnergies has developed Rubia Gas 15W-40 for engines running on CNG. All of our new Cityline lubricants meet the specifications of major European vehicle manufacturers.