The mod adds a completely new sound of the I6 engine to the game, completely made on samples recorded in real life on a Scania NG with a 410 hp DC13 engine.

Features:

Realistic engine start sound inside/outside;
Realistic sound on idle in the cockpit;
Realistic car jamming sound;
Realistic sound of an air compressor at low air pressure
Added a warning sound when the engine is turned off in the cabin;
Added sounds of all sticks and switches;
Warning signal when the engine is switched off without the parking brake
Real sounds of Opticruise gearbox and pneumatic brakes
The real sound of turn signals;
The real sound of wipers with random search
Real retarder sound
New handbrake sound.
You have to choose a non-V8 engine for the sound to work!

No changes are specified.