Cummins Sound for Peterbilt 389

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. Sound mod for the Peterbilt 389 – Tachometer working now – Speedometer, more accurate – Differential ratio, more realistic for the latest gear (12th) – The sound files, in a separate mod Author: Kriechbaum