As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE INDUCTION BOOT SLIPPED OFF THE INDUCTION TUBE AT THE INNER COOLER OUTLET CONNECTION. THE WORM CLAMP SECURING THE BOOT WAS APPARENTLY NOT FULLY OVER THE RIDGE ON THE INDUCTION TUBE CAUSING THE BOOT TO EVENTUALLY SLIP OFF THE TUBE AT HIGH MANIFOLD PRESSURE.