As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OWNER STATED TAIL PIPE CLAMP WAS REPLACED AT ANNUAL INSPECTION 5-25-18 AS WELL AS 3 OTHER CLAMPS ON THE WASTE GATE AND EXHAUST. OWNER FOUND ON PREFLIGHT THAT THE TAIL PIPE WAS LOOSE. UPON FURTHER INSPECTION AT THE MAINTENANCE SHOP FOUND TAIL PIPE CLAMP TO BE IMPROPERLY TORQUED AND WASTE GATE CLAMPS IMPROPERLY TORQUED. ALSO FOUND ON INSPECTION WAS A CRACK IN THE TAIL PIPE AT THE TURBO MOUNTING FLANGE CRACK WAS HARD TO DETECT UNLESS REMOVED FROM TURBO.