I have read numerous complaints about surging associated with the 7165. Could someone or everyone explain to me exactly what this feels like and how drastic it is. Does it actually cause the trans to up and down shift? How much RPM fluctuation does it cause? Does it change or go away with ...

Thanks for the response John. Point well taken. My immediate concern is that it sounds like I am purchasing a product loaded with much maligned tunes which will require updating prior to installation. To me, this means more time, money, and probable aggravation before I even get started. What are ...

Mistake? I just ordered a 7165 for my 05 6.0. Unfortunately, I did so prior to visiting this forum. It would seem to me from reading the majority of the posts here, I would be making a huge mistake flashing my truck with this product. Can anyone convince me otherwise, or should I just eat the ...