Original aircraft was a Bf 109G-10 which was manufactured in Czechoslovakia from existing subassemblies after the war and was used by the airarm of the CSSR police.
1. Extract Bf-109 K4 Gelbe 14.rar to \\Eagle Dynamics\DCS World\Bazar\Liveries\Bf-109K-4
2. In the mission editor choose "Czech Police OK-BYH" as skin in the payload tab
credits to JST and Maler for providing excellent templates!