As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) EXTENSIVE CRACKING OF THIS EXHAUST COMPONENT CAUSED A LOSS OF MANIFOLD PRESSURE DUE TO TURBOCHARGER INACTIVITY. THE LEFT REAR ENGINE ISOLATOR RECEIVED HEAT DAMAGE AS WELL. INITIAL METALURGICAL TESTS INDICATE STRESS CRACKING LIKELY CAUSED BY INSTALLATION PRELOAD.