Hi, i had few requests for this, so i decided to update the sounds for the Sisu R500 by RJL.
This mod adds the Cummins N14 and Cat C15 engines sounds, and two 18 speeds gear boxes.
Author: Kriechbaum
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If this mod is for 1.23, you can update this sound for older versions.
Good sound, but it is available for you american truck, Peterbilt 379 and other ?
Thank