Originally Posted by eruby
a little off topic but has anyone run regular gas (87 octane) and a octane booster? at $.20 difference for ~ 15 gal that's $3.00. if the octane booster is $1.00 (not sure what it really cost) it may be cheaper to add it at every fillup.
haha~ good point, I wonder too... what and how does the octane booster do to the fuel exactly? any chemistrist out there?
Btw, I used gumout in my old car, but I don't really feel any difference, just a peace of mind.