Share: Garmin ® International, Inc., a unit of Garmin Ltd. (NASDAQ:GRMN), today announced upgrades to the GFC ™ 600 digital autopilot including the addition of Smart Rudder Bias for select piston twin-engine aircraft. Smart Rudder Bias provides additional assistance against hazardous effects of a one-engine inoperative (OEI) event when appropriately equipped. The addition of Smart Rudder Bias to the Garmin Autonomi ™ family of automated flight technologies provides pilots assistance in maintaining control of the aircraft while determining the next course of action, simultaneously reducing workload in a high-stress and time-critical flight environment. Additionally, the GFC 600 autopilot recently received Supplemental Type Certificate (STC) approval on the Piper PA-31, further growing the list of GFC 600 compatible aircraft.