Is it ok to use 10w-40 oil instead of 10w-30 oil in a lexus. alldata mitchell?
C caj767314922 · Registered Joined Dec 28, 2015 · 69 Posts Discussion Starter · #1 · May 27, 2016 (Edited) Only show this user Is it ok to use 10w-40 oil instead of 10w-30 oil in a lexus. alldata mitchell?