ATS - CAT 3406B Straight Pipe Sound Version 2.0

Version 2.0 Changelog:
-Rebuilt the entire mod
-New improved exhaust distortions and orientations
-New 525HP tuned engine and changed 350HP to 360HP
-Included 3 stages jake brake
-Included idle jake brake system
-Included Customizable Additional Supported Trucks (CAST)

Authors: SlavJerry