I updated my megapack sound mod, to 2.3 version.
-New Cummins 444 engines and sounds.
-Peterbilt 379 is now supported in this pack.
-Added new air horn (“N” key).
-Added 3 positions engine brakes.
There are three links under the video’s description,
it works for W900 by SCS, T800 by GTMike, and Peterbilt 379.
The present link here is for the Peterbilt 379.
DOWNLOAD 34 MB