Maybe none of HIS synthetics are designed for extended oil change intervals, but a number are, namely the Mobil 1 0W-40. I don't think any of Valvoline's products meet some of the tougher European specs (like the BMW LL spec), so his statement would apply to his product line only. [/quote]
>>>Valvoline has an entire line of oils that are Euro spec- 'MST'
Here is the link..
http://www.valvoline.com/pdf/SynPower.pdf
>>>Valvoline has an entire line of oils that are Euro spec- 'MST'
Here is the link..
http://www.valvoline.com/pdf/SynPower.pdf
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