Anyone know something about these? Seems like a free lunch:)
well, let's start by saying the ECU numbers they give are way off.
second, i would want to see charts. those numbers are pretty high for a chip, and i've personally tested every major chip on the market.
if it sounds too good to be true, it probably is
Thanks. I am happy with my car's performance as is. Seems to do just fine on regular. Any downside to this?