Cessna received FAA certification of the Citation XLS+ on June 2. New features of this upgraded version of the Excel/XLS series include Rockwell Collins Pro Line 21 avionics, fadec-controlled Pratt & Whitney Canada PW545C engines, seven-knot faster maximum cruise speed, extended nose contour and expanded seat widths. Deliveries of the $11.595 million XLS+ should begin by year-end.