I think Octance boosters are more of a placebo - however it does seem to run more smoothly - whether that is the weather or my imagination I do not know.
Dum spiro, spero
____________________________________
i used to run bp ultimate in mine and it didnt used to run very well and the knock levels used to be a bit to high since i have been using v power it runs alot better imo and the knock levels are also alot lower in the safe levels 8)