Well, you could probably bump up your timing a degree or two to get the max benefit of the additional octane, but I'm not too sure I would really bother with much else at this time. Shift firmness can be changed to your liking, octane won't make a difference there.
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Current mods: AEM Bruteforce CAI, Magnaflow SI/DO, Gryphon-87 & 93 tunes, Harley head lamps, tinted windows, lower grille filler, and FX2 lower valance.
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