STP Octane Boost for Mazda engine?

I got a mazda mx-6 and i have just had some work done on it and ended up with a new fuel injector for the 1st cylinder (had bad gas). I was wondering if the STP Octane performance boost would harm anything? I still feel like i"m missing some power, so i was gonna try it and see what happened. So, would this be... show more I got a mazda mx-6 and i have just had some work done on it and ended up with a new fuel injector for the 1st cylinder (had bad gas). I was wondering if the STP Octane performance boost would harm anything? I still feel like i"m missing some power, so i was gonna try it and see what happened. So, would this be a good idea?
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