EPA problems. The government isn't really quick on certifying diesel engines now.. thanks to FIAT and VW.
As far as the motor itself, no one knows how good it will be. For the customers sake, let's hope well... that will only push Ford / Ram to improve and keep improving their engines as well.
Tagging them here @SofaKingTuned
I wouldn't say "Buyer Beware" just yet, many positive reviews with the tuning and company. Let them chime in and see what they have to say.
Welcome Vince, you're not alone. Many reports here of the same thing.. I would recommend looking at a few threads in this section:
https://www.ecodieselram.com/forum/threads/unhappy-with-performance-after-emissions-recall-update.2979/