This mod is Cummins ISX12/15 and X15 engines with stock sound
This sound will be replace Cummins engine sounds in SCS trucks and selectable engines in modded trucks

Feature:
-Cummins ISX12, ISX15, X15 370-605hp engines with stock sound
-Separate engine and exhaust jake brake sound
-Air compressor run sound
-Custom sound attenuation for better and realistic sound fade off
-Custom sound orientation for realistic sound from different angle
-New interior noise system for deeper and quieter sound in cabin

Version 1.0:
-Initial Released

Credits:
Slav Jerry - sound modding and sound samples
SCS SOftware - sound samples