Descriptions:
This mod contains 4 variants, each of which has several options, with different sound depending on the general configuration type:
11.1L (With unique sound):
-350 HP

12.7 & 14.0 L (in Stock and Straight Pipes versions, each of these versions with different sounds)
-380 HP (12.7L)
-425 HP (14.0L)
-455 HP (12.7L)
-515 HP (14.0L)
-585 HP (12.7L)
-620 HP (14.0L)

DDEC System (14.0L) (with a different sound than the previous ones):
-430 HP
-500 HP
-665 HP Tuned

It is present in the following trucks (base game and mods):

Autocar
-AT

Kenworth:
-W900
-W900a (bigddady)
-W900B (GTM)
-T600 (FranckPeru)
-T660 (FranckPeru)
-T800 (FranckPeru)
-T800 (GTM)
-T680
-T680 100th Anniversary
-T880 (FranckPerú)
-T2000 (Ivan Rava)
-K100e (Overfloater)
-K100 (CyrusTheVirus)
-W990 (FranckPeru/Harven)

Peterbilt:
-389
-389v2 (viper 2)
-567 (GTM)
-379 (Stas556/Fox071rus/dmitry68)
-386 (R.Modjeski)
-579

International:
-Workstar (Cartruck)
-9300 (vasja555)
-LT
-Lonestar
-9600 (Lonsalin)
-9400 (Slava1/Modsru)

Ford:
-LTL 9000 Series

Freightliner:
-Coronado (vasja555)
-Cascadia (CyrusTheVirus)
-FLB (Harven)
-Century/Columbia (Abshabdul)
-Classic XL (BSA)
-Classic XL (JonRuda)
-Cascadia 2019
-FLD (Harven)
-FLC (XBS)

Mack:
-Anthem

Western Star
-4900EX (Outlaw)
-5700XE
-5700XE (v.krankel/varter)
-49X
-57X

Volvo
-VNL
-Corporation Truck (TheOtherCorey)

The mod is compatible for versions 1.44 to 1.49 of American Truck Simulator with sounds in convoy included.

Updates:
v 2.2
-Added Kenworth T680 100th Anniversary.
-Volume adjustment on all engine sounds.
-Fixed routing of the jake turbo parameter, as it had no sound, in the 11.1L variant.

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

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

Download Link 2: Download mod