Hi! A few weeks ago, I read in a NG (I don't remember if it is this one, if
>so, please accept my apologize to bring this issue back!) that cars that
>toyota recommends to use regular fuel should not use supreme since the
>octane is too high and the engine would not be able to burn it efficiently,
>therefore could damage it in the long run.
>
>Is this true? Should it not be true, I have a second question: is it
>worthwhile to use supreme fuel (does it last longer, is it cleaner, etc.?)
>or is it a waste of money?
>
>thanks!!!!
>
>--
No No Yes