Hydrosim Piston sound mod! (by Adam Thurston)
Please watch to decided if this mod is for you! https://www.youtube.com/watch?v=jMNOU_CmSiQ&t=7s
Anyways to install this mod simply backup your pistonunlimited folder some where then place the new one in! (HydroSim-v0.6.3.0-win-x64 / HydroSim_Data / StreamingAssets / Hulls).
Sorry the playback does not seem to work, This might?
Updated the XML File slightly, not important download tbf: https://www.dropbox.com/sh/1qq5ajswaxmi41n/AADS0W47XogGoAJAv9eSruKTa?dl=0