Edge Evolution CS upgrade to a Gryphon
I recently purchased an Edge Evolution CS and no later than it arrives I stumble across the Gryphon. I was wondering what I have to do to upgrade it and purchase custom tunes. That's it, any input is appreciated! Thanks. I've got a 1997 Ford F-250 with a 7.3
Last edited by Ty's Diesel; Mon, November 28th, 2011 at 06:08 PM.
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