depending on where you are, 5w20 may be better for you

来源: 于 2013-04-22 16:30:17 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

if you are in a warmer place, at least in summer time, 5w20 may provide better wear protection than 0w20.  if i had a choice between the two, i will pick 5w20 for my car.  
Mobil 1 probably is the best synthetic oil you can get in north america.