
Originally Posted by
wctriumph
I read my owner's manual and I use the synthetic oil that meets the manufacturer's requirements. I have tried most of the additives at some point on previous vehicles and I have found that the trick shit is just that ... shit. 240,000 miles on the original engine and while it uses oil, it does not smoke and doesn't leak a drop. The transmission, transfer cases and final drives have never been an issue.
If the Lucas product you are looking at meets the requirements of your brand of vehicle, try it and see if it works.