This V8 and L6 Sound runs on:
SCS Standard R and Streamline
Scania T and T4
4 Series and RS from RJL
Naategal
S730 from HomerS

L6 operates up to 490 hp
V8 works from 500 HP

Changes at the V8 :
Inside Sounds would be quieter. there are to loud like the same volume as outside .. this would be fixed …

Video from the V8 Sound : https://www.youtube.com/watch?v=_VfWePdoSzQ
Credits:
adi2003de, Kriechbaum, and many more ?

Credits:
adi2003de, kriechbaum, and many more

https://www.youtube.com/watch?v=JAH1BON7_LE