What was found
(CAN) DURING A RE-POSITIONING FLIGHT, THE PILOT NOTED LOW AND FLUCTUATING OIL PRESSURE. THE ENGINE WAS SHUT DOWN AND SECURED AND A SINGLE ENGINE LANDING WAS PERFORMED. GROUND INSPECTION FOUND CONTAMINATION IN THE OIL FILTER AND FILTER BOWL. THE ENGINE WILL BE REMOVED AND FORWARDED FOR INVESTIGATION AND REPAIR. P&WC WILL CONTINUE INVESTIGATING THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED.