Uploaded August 2022 | Updated September 2026, 1 hour ago

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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)
If you don't know what CAST is :
steamcommunity.com/workshop/filedetails/discussion/665335536/3156453942274154402

Quick tutorial on how to use CAST
1. Goto def/vehicle/truck/
2. Rename one of zcustom_xx into truck def name you want

How to use idle jake brake:
1. hold light horn button (J button) for 1 second, then release
2. tap light horn button once again, and idle jake brake should be engaged
3. Repeat the same process to turn off

Note: idle jake brake system doesn't compatible with mods that contain interior switches sound

Download link:
forum.scssoft.com/viewtopic.php?t=304905

TruckyMods:
truckymods.io/american-truck-simulator/sound/cat-3406b-straight-pipe-sound

Reference:
youtube.com/watch?v=eShDqvVAn9w

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