Detroit Diesel DD Series stock sound v4.0 Mod

ATS Mods | 21 Feb, 2026

Detroit Diesel DD Series stock sound v4.0 Mod

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This mod is Detroit DIesel DD series stock sound for SCS Freightliner and Western Star Trucks.

Latest Version Features:
– Detroit Diesel DD13, DD15, DD16 370-600HP with stock DPF sound
– Sound attenuation effects for realistic sound fade off from the distance
– Sound distortions and directional effects for realistic distortions from different positions around the truck
– Interior insulation effect for quieter isolated sound inside the truck with windows closed

– Total sound rebuild
– Now compatible with SCS 2024 Cascadia

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