Engine Sound Pack v2.6 by Kriechbaum (v1.6.x) for American Truck Simulator game.
Here’s my new update for my Megapack sound,
Detroit 60 series and Cummins N14 2.0 are in it now.
These sounds work for the SCS trucks, and the T800 by GTMike.
Tested on game version 1.6.x