Was bargain hunting at my local advance auto and found Peak 15w40 BlueDEF syn blend for $5.xx a gallon. Is this on par with supertech or exact same? Cant seem to find any VOA or UOA on it.
https://www.peakhd.com/product/heavy-duty-oil/heavy-duty-synthetic-blend-15w-40/
https://www.peakhd.com/product/heavy-duty-oil/heavy-duty-synthetic-blend-15w-40/