Those OTS "tunes" are sketchy. A ProTune is the best way to go about it, but they are not always accessible for everyone because they can be kind of pricy and sometimes depending on where you live can involve traveling. If you want, I'm sure Holy can throw together an E-Tune for you for cheaper than going to a Tune shop. And it will be more specific to your car than the COBB AP OTS map.
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