Thanks for reply I forgot about a small trip I took down a allday dry dirt road and cloged my fliter with dirt stuped of me not to think about that but a clean air filter and she fills good. This is not a good start to the forum.

I have a2006 mega cab 3500 with 5.9 cummings I am on the low preformance setting . I have had this running for awile . But have notice that if I take off hard it pulls great but when goes into 2 nd it falls on its face and aLOT LOT of black smoke rolls out. Btw new extream trans. Was put in about ...