W-3PL Głuszec
"Głuszec" (en: "Capercaillie") is a PZL W-3WA upgrade program to bring armed variant of Sokół up to 21st century standards by including advanced avionic systems (in Glass cockpit configuration) and other changes like FADEC-equipped engines. Avionics include two 10″ MFD displays, single tactical display (maps and Elbit Toplite FLIR), INS/GPS, TACAN, VOR/ILS, DME navigation, HUD, IFF, PNL-3 night vision goggles, HOCAS (Hands on Collective and Stick) control, infrared and radar warning receiver, MIL-STD-1553B data link.[28] Twin 23 mm cannon was replaced by single pilot's controlled 12,7 mm WKM-Bz machine gun with 350 rounds. Designed for Combat Search and Rescue duties.[29] The first prototype (s/n: 360901) was tested by the Land Forces aviation in 2009. Eight W-3WA are to be upgraded.

https://en.wikipedia.org/wiki/PZL_W-3_Sokół