[s-cars] super tech brand synthetic oil - thoughts?

[Lee Levitt]

Tim writes:

> I haven't put it in my S4 as it already had 140,000 mi when I 
> bought it.
> Most of its oilchanges were at the dealer so I doubt it was 
> seeing synthetic.  I was concerned about converting to 
> synthetic on high mileage engines.

Tim,

I've heard lots of *old* stories about that. At 180K miles I converted a
2.5L Mercedes turbodiesel to synthetic, and have not had a problem.

Do you know of *anyone* that has converted an engine in the past five years
to synthetic and had a problem?

Lee