"HiC" > wrote in message
...
>I see opinions of the "I swear by" type all over the map. Anyone know
> of a good site that shows the truth about which brand/type of oil &
> filter performs the best? Thinking in the passenger car realm.
>
> Thanks

I know of no site that gives the meaningful data that a technical person
would like to see.

There have been sites which attempt to separate the sheep from the goats
by cutting the filter open and examining the apparent quality of the
components and the construction. I have little faith in these comparisons.

The data probably does exist to be able to evaluate these products but
I have never seen it tabulated and available to the public.