Quote Originally Posted by dvldoc View Post
The filter held up well, and the quality looks goot. The oil is pretty black but I guess those engines just run dirty, I would do a oil catch can and EGR blockoff to clean that up a bit.
dvldoc, i think what zix has is the 4d56 crdi version. blocking off the EGR would light the check engine. and it would increase the EGT unless he will also install and EGT gauge.