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  1. J

    WOT shift issues

    2013 ram 1500 5.7 hemi. New motor long tube headers catless y pipe and cold air intake. Got a tune from hemifever and went to run a log for him and went to do the 0-75 full throttle run and at WOT it will not shift up.. it goes to about 4k rpms and stays there until you let off and then it will...
  2. J

    Do I need a tune with longtubes?

    2013 ram 1500 5.7 hemi. Just put in a new motor and am doing long tube headers, catless y pipe, and a CAI. I also purchased a diablo i3 tuner. My question is do I need a custom tune for this setup or can I run one of the preset tunes? Anyone running this setup have any input? If I do end up...
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