This mod contains Detroit Diesel 60 Series engines, 380, 425, 455, 515 and 615 HP. They come in three sound variants:

-Variant 1: old sound of the Kapitan Kriechbaum, used in Freightliner Coronado and Cascadia trucks in previous versions to 1.36 (1).
-Variant 2: sound by odd_fellow, used on Freightliner Argosy truck in previous versions to 1.36 (2).
-Variant 3: sound by odd_fellow, used on Freightliner FLD 120 & International 9800 trucks in previous versions to 1.36 (3).

The following trucks that are added to the mod are the following:

Variant 1:
Kenworth:
-W900
-W900B (GTM)
-T600
-T800
-T800 (GTM)

Peterbilt:
-389
-389v2 (viper 2)
-567 (GTM)
-379

International:
-Workstar
-9300
-LT

Ford:
-LTL 9000 series

Freightliner:
-Coronado
-Cascadia

Mack:
-Anthem

Western Star
-5700XE

Variant 2:
Kenworth
-T680
-T880
-T2000
-K100e
-K100
-W990

Peterbilt
-386
-579

Freightliner
-FLB
-Century/Columbia
-Classic XL
-Cascadia 2019

Volvo
-VNL

Western Star
-49X

Variant 3:
International
-Lonestar
-9600

Freightliner
-FLD

Updates:
V 1.3
-Support for International LT (FranckPerú) is removed and support for International LT (SCS) added.
-Added new escape audio tracks for variant 2.
-Lower motor load setting.
-New engine brake track in variant 2.

How to install it:
Download the file, place it in your mods folder, and enable it in the game’s mod manager.

Credits:
eelDavidGT (adaptation to FMod), Harven, odd_fellow (International 9800 & Freightliner FLD truck engine sounds), Kapitan Kriechbaum (Kenworth W900L sound engine v2 for ETS2), El Tio Rigo, Barreno GT (tests), SCS (game sample sounds)