SynLube, Inc. produces since 1969 the World's First and still the only "Syn-Sol" Lubricants, which are 100% syntehtic (man-made) and do not contain any components sourced from Petroleum.
SynLube Lube-4-Life does not oxidize nor decompose like conventional Petroleum or Synthetic Oils. It can be therefore used, without oil changes, for up to 15 Years / 150,000 Miles or for up to 4,000 Hours of Engine operation in Gasoline Engines, or up to 2,500 Hours in Diesels.