Progress E303 Sound Update By LudmillaPower FS2017 by FS 2017 mods · February 28, 2018 Progress E303 Sound Update By LudmillaPower FS2017 Hello LudmillaPower is back! With a Sound Update for the Progress E 303 Pack by Rsounic30 I want to surprise you again! It is the original sound. Instalation: You have to unpack the Zip from me. The zip files from my Zip, you have to open and in the respective E303 belonging to push … there appears after a message that you have to confirm. The best way is with the program 7-Zip. Have fun Wish you LudmillaPower!