Ca sa nu de indepartam prea mult de realitatea prezentata de BMW si alti producatori de hibride.. parese ca uleiurile astea ultra-subtiri se (...vor) folosesc(i) indeosebi, cum am spus, in hibride! Ei zic pentru o eficientizare a motorului si ..imprietenire cu mediu.
Dar, iata ca japonezii la Toyota Prius, da alea facute de ani si ani si inca facute si bune.. li se schimba uleiul la 3,4, 5000 mile. Or sti ceva..:
"Many mechanics recommend it for traditional car oil changes too. It significantly improves engine health, enhances fuel efficiency, reduces carbon footprints, and increases the lifespan of the vehicle.
Usually, you’ll need to change the oil every 3000 miles or here months, whichever comes first. However, using synthetic oil extends that period to 5,000-7,000 miles or every six months."
https://carfromjapan.com/article/best-options-oil-change-for-hybrid-cars/