Originally Posted by 03Powerstroke
(Post 872123)
16.96 mpg my last tank!!!! BEST IVE EVER GOT.
it was 60% highway at 78mph, 1 hour of idle, 3-5 WOTS, and driving around town.. VERY VERY HAPPY :c: Just out of curiosity, what was your average economy before the FICM tune? |
13-15.. 50% city /50% highway
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My Gryphon FICM programmer should be here tomorrow!! UPS tracking shows that it's in Richmond Va.
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what do we have to do to get this flash. do we have to disconnect and send in, or is there something you send to hook up? please advise.
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