CAT 3406B Straight pipe sound V3.0
This mod is CAT 3406B straight pipe sound sound for SCS trucks and truck mods.
Latest Version Features:
-CAT 3406B 350-425and 525HP tuned with straight piped 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