Just an update, after 10 days the unit failed. I'm waiting on an RMA number. It was working fine ,I was driving everyday with it. I pulled into a convince store for a minute and when I went to start it was like my battery was dead. I removed the device and everything was fine. Drove home reinstalled the device and same thing, deader than Sh*t. I've ordered a SCT tuner from Ted Jannetty at
http://www.jreperformanceparts.com/ cost more but does much more including turning off the AFM.