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Why are getting a black one? I talked with Clay @ riff raff & he said the best one @ this time was the grey one with a purple o-ring , Ford part # F4thz12k073-c I phoned him less then 2 hours ago. Friskyjake
I just wanted one as a spare and thought I would try a different color just to see if my truck runs different.
No real reason except curiosity because of what I read how different trucks act with the different flavor sensors.