I'm using GC Syntec in my car now, and had a UOA done here: http://theoildrop.server101.com/ubb/ultimatebb.php?ubb=get_topic;f=3;t=001609#000000 . I just pulled one more sample to send off from the last oil change to see if it still looks good.
The problem I'm having is that on cold start, even...