^yes. and there is zero benefit to using octane higher than you are tuned for. check your jb, but unless you have a tune for 94 you're wasting money on the more expensive gas, (and again wasting money by running your car on alcohol not gasoline).
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Hot: 2001 Estoril M RoadsterZCP 19's michelin PSS, ZHP knob, JL 8W3
Cold: 2002 TiAg M3 6mt
deoranged, dechromed, led tails, ZHP knob, UUC SS v3, GROM, OEM 18's w310's,
Fun: 2006 YZF-R6, black, ohlins, pazzo, BMC, cat delete, vance hines csone, YEC racing tune,-1 +2