Hi there, I have an '06 Solstice with a Hahn stage II (stage III on the way) and live in Utah, about 4500 ft. Is HP tuners the way to go to get the best performance for my car? Thanks for any info, Mike
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Hi there, I have an '06 Solstice with a Hahn stage II (stage III on the way) and live in Utah, about 4500 ft. Is HP tuners the way to go to get the best performance for my car? Thanks for any info, Mike