Quote:
Originally Posted by asian010
can u explain how its not fully synthetic? is it mixed with non synthetic oil?
|
And just what is “synthetic” these days? Oh how I hate lawyers and marketing people.
IMO the only rational criteria we have are the European approvals. These all require serious testing, and both Mobil 1 0W-40 and Castrol 0W-30 have an impressive list. How they achieve that matters little to me.