In article <gphamr$c5l$1@news.motzarella.org>, "P J" <pj@pjama.invalid>
wrote:

> > I started with a few tanks of their Ultra, with extra cleaners, to get
> > things clean (this was a 94 Lexus with 130K miles on it). Then I
> > switched to their 87 octane, and ran nothing but that. I was getting
> > better mileage than I did on other fuels, and even accounting for the
> > fact that the Shell was a bit more expensive to buy, it was cheaper to
> > run.
>
> Hm, interesting. And I thought Chevron was the way to go.

We don't have Chevron around here, so I have no way of knowing.