Nu am citit topicul dar asta e parerea despre uleiuri pt motoare, specific B58,... mult mai avizati/mai bine discutat din prisma uleiurile, site pe care eu il respect mult: https://bobistheoilguy.com/forums/threads/bmw-b58-engine-oil.272758/ Un citat scurt: Viscosity is a big, central part of the approval, so it matters a lot to the OEM (BMW), specifically the HTHS viscosity. In fact visc is the starting point for approval. To sum it up: LL-01: HTHS >3.5 in a 0w30, 0w40, 5w30, or 5w40 LL-01FE: HTHS ~3.0 in a 0w30 LL-14FE: HTHS ~2.7 in a 0w20. Iar asta e toata faza cu uleiul FE de generatie noua; cel mai usor descris tot in engleza, din pacate: "(My point was that) the push for lower viscosities (uleiurile FE..) is driven by a desire to increase fuel efficiency, not for better engine protection and longevity." Am citit si inteles asta inca de prima oara in hartii oficiale online.. ca, concluzie a scopului crearii acestui tip nou de ulei - eficientizare a consumului; foarte probabil in detrimentul fiabilitatii.