Originally Posted by
Krewat
5-star will take care of you. If you have any issues with anything, email them, and they will provide a new tuner file that you can upload yourself.
OK five star it is then ,as i havnt seen any negative comment about them. My bro-inlaw is going to wait until his warranty is up.
Im looking forward to seeing what the 6.4 pulls like with a decat exhaust,intake,tuner. Thanks for you input.