Got it installed about a week ago.
Whisper- so so not sure about. have not used it in a drive thru yet.
40tow - awesome i tow 5k-6k everyday
70 econ- picked up a few mpg. Not sure exactly how much, put the gearvendors o/d unit on and other mods but went from 12mps stock to 20.1
70 race- fun have not used it that much
120 race- have not used
120 smoke show- have not used.
New motor and trans with only 2k miles going to wait till 5k to really try the high perf. out.
Ability to switch on the fly is awesome.
My buddy has the gryphon for one of his trucks since it had no guages, it is a pain to wait for the program to change. But its nice to pull codes.
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