Same here...Too much time to change setting. I beleive that Firefly works with the 3808. It has the cool laser gauge that comes with it. I have the laser gauge on my truck and like it...Not sure when Firefly will be available for the 6.7....Later

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7.5 3500QC 6.7CTD 68RFE Build date June 2007
Superchips tuner 3808, Boost/EGT Laser Gauge, Airaid cold intake