Changelog v3.3 -Sound pack fully updated to 1.39. -Added iSX Signature engine. -Improved all the engines sounds. What's that sound pack adds to the game? This mod adds those engines and their sounds in the game: -Cummins M11 -Cummins 444 -Caterpillar 3406E -Paccar MX series -Detroit 60 Series -Detroit 8V92 Video showing the 6 engines sounds available for the moment. Kenworth W900. Kenworth T680. Mack Anthem. (only iSX Signature). Kenworth W990 GTM. Kenworth T800 GTM. Peterbilt 567 GTM. Peterbilt 389 SCS version and Viper's last version for 1.37. Peterbilt 579. Peterbilt 387. International Lonestar. Freightliner FLB by Harven Kenworth K100. Volvo VNL (SCS). WS 49X Series (new SCS truck). Of course i know that many engines sounds are missing, but i prefer to take my time and convert them as good as possible, i already improved them since the 1.36 version of the game. I'll convert the rest of the sounds in the upcoming weeks/months.