Originally Posted by ihiryu

So basically, I see it this way, if your car is NA, with bolt on's and no desire for flex fuel, then I would go Uprev. But if you plan to go forced induction, and would to add extra sensors etc, I would go ECUTek. Keep in mind, if you have a base model, ECUTek does not have FFS, and LC.

Uprev does offer this to both. I just became a tuner for ECUTek over the weekend. I haven't dived into it just yet, but it looks very promising. Also keep in mind that ECUTek does NOT offer live tuning.