Originally Posted by cambit
i probably wasted my money, but during the 1200 mile break-in period I filled up with Sunoco GT 100 octane gas from my local 76 station (woodside, redwood city).
Occasionally I go back to mix 100/91 to get ~95 octane, but mostly just fill up at the whatever gas station is near, Shell, Chevron, 76, and Costco gas.
I've been to that station and have contemplated a tank of that stuff. I have to wonder, though, how long does that gas sit in the underground tank? There can't be that much of a demand for it.