Could it be the wastegate rattle? You were never really on boost during those videos. So maybe the gates are giving you a little rattle.
I had this same clunk. My springs were not in the perch/index properly. I had the redone last week. I went rock crawling trail ridding and...
Throw 100 lbs of sand bags in the back. It will ride better.
I am running Icon stage 2 in the back with RPG drop shackles. Eibach pro spring up front. 42.0 in the front and 42.5 in the back with 200 pounds...
I am running Icons and the New RPG drop shackle. No issues here at all.
The live valve shocks are not plugged in all the way. Check them again.
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