Absolutely no harm at all. Running high octane fuel with low octane programs is perfectly acceptable, especially in warmer climates. In cold climates, I'd stick to low octane fuels since then tend to burn a little faster and provide a little more power on those chilly days.
Enjoy!
__________________
Bill Cohron - The Mad Doctor  
Power Hungry Performance - The ORIGINAL in Ford performance tuning... Since 1996!
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