If you have the predator there is a throttle response setting. I have mine adjusted to +15% and have no lag. I have the same setting on my Super Bee as well. Just make sure you have the latest update in the preadator to do this.
2012 DodgeRam 1500 4x4, 20% Tint, Running Boards, Class IV Hitch, 14" Win Muffler, Catch-Can, Tow-Hooks, LED Tailgate Bar
2008 Dodge Supe Bee, Catch Can, Backup Camera, 20% Tint all windows, CAI, AFE Filter