Engine sound mods for versions 1.39 and 1.40 are typically installed as standard .scs files or as specialized plugins for TruckersMP.
While many creators make individual truck sounds, the following packs are known for covering most or all base trucks: Engine Sound Mod For ALL TRUCKS [ETS2 1.40/1.39]
: A specific mod that includes high-performance 1000 HP engines with unique FMOD 6.7L V8 sounds and 12-speed transmissions for all truck types. Engine sound mods for versions 1