This is Painted Mudguards mod for ATS Peterbilt 389 truck.
Peterbilt 389 Archive
This is Painted Bumper Modern Flares II mod 1.0 for ATS.
Download Peterbilt 389 Wood Interior mod made by HelloDieY for American Truck Simulator.
This mod adds a pack of engines with sounds for the in-game Peterbilt 389 truck.
Download Peterbilt 389 Tri-Drive mod by Bu5ted 1.5 for American Truck Simulator.
And here is Tri-Drive Peterbilt 389 truck mod made by Bu5ted.