Sisu R500 Cummins and Cat C15 Sound Mod

Do you have a video review of this mod? Fill this form and share a video. We share max 3 videos for one mod. Your email address Youtube video address By clicking the button "Send" You consent to have this website store submitted information. 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