Originally Posted by WhiteFury
Dinan website has a tuner that claims 38% increase in power over stock. I thought Cobb would be more than 20 HP.
Not sure where you saw 20 HP, but all of our gains are listed in percentages (and are much higher than 20 HP). You can find them here for all released stages:
You also get all of these staged maps included on an Accessport, unlike Dinan which is a single flash done through a dealer.