ATS - Real Cat C15 Engine Sounds for Kenworth T680 (1.35.X)

This mod add new 2 cat c15s engine for SCS kenworth t680
- catc15s 475 2237 nm torque
- catc15s 500 2508 nm torque
- powerfull turbo sound added
- engines have own torque curve
- engines have own sounds(jake,retarder,brake sound and more tho)

Authors: Engineer