MOD SOUND TURBO FAN V1.2

Changelog:
v1.1: compatible with the new sound of scania streamline (version 1.9.22)
v1.2: compatible with the new Mercedes new actros, Daf euro 6 (version 1.18.1)

[media=http://www.youtube.com/watch?v=Li3NMtdr5Uk]