Version 3.0: 1.27-1.36 ats game version - Hi guys this mod change standart scs kenworth trucks engine sounds with real sounds and ı add new engines with sounds for kenworth trucks. VERSİON 3.0: - Added new DD60a engines with sounds for kenworth w900. - Kenworth t680 all engines completed(torque curves,prices,consumption,def,jake powers..) - Added new company trucks with new sounds. VERSİON 2.0: - Company trucks added you can try all sounds in quıck jobs. Kenworth t680: - Added new Detroit diesel 15(dd15) engines with sounds.(2017) VERSİON 1.0 Kenworth t680: - Cummins x15 engine sounds added for vanilla cummıns engines. - I dont touch orgınal engine sound its Paccar mx engines sound(old). - Added new cummins 444 series engines with sounds. - Added new detroit diesel series 60 engines with sounds. - I rework all engines torque curve,def and fuel consumption etc.. - All engine prices are optimized. - Retarder sound added Kenworth w900: - Cummins x15 engine sounds added for vanilla cummıns engines - Paccar mx-13 engine sounds added for vanilla paccar mx engines. - I dont touch orgınal engine sound its Caterpillar engines sound.(its nice sound) - I rework all engines torque curve,def and fuel consumption etc.. - All engine prices are optimized. - Retarder sound added. HAVE FUN!