the idea is that the bigger the #, the thicker the oil is. in summer, thicker oil is better i think. but it also depends on the condition of your engine. if it leaks or burns a lil oil, its better to go with thick shit cause it seals better.91Vtec said:In which season is 5w30 used in.
I'd stick with Mobil One. That other shit's expensive as91Vtec said:i would have thought it would be there but did not see anything mentioned about oil, i will double triple check thought. What about this brand called Royal Purple, anything about this oil? thanks