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  1. M

    FICM tuning + ECM rollback

    I have a question. 05 f350 king ranch 4 dr. 6.0 196k miles. Just two days ago started running rough at idle and take off. I am thinking stiction injectors. Changed new fuel filter on driver side and top of engine. Still rough. Give it time to clear out? I ordered rev x a few days ago and should...
  2. side_view_truck

    side_view_truck

  3. mz4speed

    mz4speed

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