Peterbilt 379 CAT 3406 Sound mod Final version

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. The final version of my CAT 3406 sound mod. Credits: JujuQcTrucker Here is a video of it: http://youtu.be/u6AJ_8T9D50