We have no way of knowing for certain what or when debris went thru.
Air Filter was changed out a while back and the seal was excellent and made proper contact to the filter housing. Also, the tubing to and from the CAC is clean. Johnny Blodgett (25+ years as hvy equipment/foreman) and another hvy equipment mechanic/foreman both thought that it was from assembly of components.
I am interested in what other ISC owners are seeing for boost. I don't think that numbers like some of you are seeing with the ISL series is going to be what I get.
Next thing is to get the laptop up and running so we can tell what the boost number is.
enjoying the Indio sun!