As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED HIGH FUEL FLOW AND EGT IN FLIGHT. POWER REDUCTION NOT OBTAINABLE WITH POWER LEVER MOVEMENT. PILOT COMMANDED IN-FLIGHT SHUTDOWN AND LANDED WITHOUT INCIDENT. NOTE: ACFT OPERATED IN AND OUT OF MEXICO. LOW FUEL LUBRICITY SUSPECTED. TIME SINCE NEW IS UNKNOWN SO THE TIME SINCE O/H WAS INPUT. THE CYCLES LISTED ARE ESTIMATED.