This mod is Cummins L10 engine with straight pipe sound for SCS and truck mods in ATS and XBS Sisu M-Series and RJL Sisu R & C-Series in ETS2 Version 1.0 Feature: Cummins L10 240-310HP and 500HP tuned engines with straight pipe sound Custom sound orientation for realistic sound from different angles New Improved sound attenuation for realistic sound fade off and distortion effects on distance New Improved exhaust distortion for realistic exhaust tone Depends on throttle pressed, rpm, intake pressure and works along with sound attenuation Included Customizable Additional Supported Trucks (CAST) in the mod Slav Jerry - sound modding and samples