Vehicle Sound Effects

Available from ModelExtras v2.0+

🔊 Vehicle Sound Effects

ModelExtras features an immersive, dynamic 3D Vehicle Sound System that plays realistic audio cues during vehicle interactions, engine states, and specialized heavy machinery operations.

All sound effects are loaded from the ModelExtras/data/audio/ directory. Modders can easily replace or customize any .wav audio file.

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📂 Sound File Directory Structure

Place your custom .wav files inside ModelExtras/data/audio/:

Sound File	Trigger Event	Affected Vehicles
engine_start.wav	Starting the vehicle engine	Automobiles, Trucks, Vans
bike_engine_start.wav	Starting a bike or motorcycle engine	Motorcycles, BMX, Quadbikes
indicator_on.wav	Turn signal or hazard light engaged	All adapted vehicles
indicator_off.wav	Turn signal or hazard light disengaged	All adapted vehicles
door_open.wav	Vehicle side door opening	All vehicles
door_close.wav	Vehicle side door shutting	All vehicles
trunk_open.wav	Boot / Trunk opening	All vehicles
trunk_close.wav	Boot / Trunk shutting	All vehicles
hood_open.wav	Bonnet / Hood opening	All vehicles
hood_close.wav	Bonnet / Hood shutting	All vehicles
switch.wav	Toggling fog lights, long high beams, or headlights	All vehicles
airbreak.wav	Releasing air brakes when coming to a halt	Heavy / Big vehicles (Bus, Coach, Linerunner, Tanker, etc.)
reverse.wav	Reversing / Backup warning beeps	Heavy / Big vehicles
backfire.wav	High-RPM pop-and-bang backfire explosions	Sports cars & high performance models

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⚙️ INI Configuration (ModelExtras.ini)

You can individually toggle, adjust volume, or configure which vehicle models receive heavy vehicle sound effects:

[FEATURES]
; Master switch for all vehicle sound effects
SoundEffects = True

; Air brake release sound for big vehicles
SoundEffects_GlobalAirbreakSound = True

; Engine start/stop audio
SoundEffects_GlobalEngineSound = True

; Turn signal tick on/off audio
SoundEffects_GlobalIndicatorSound = True

; Reverse backup beeper for big vehicles
SoundEffects_GlobalReverseSound = True

; Play sound effects for AI traffic vehicles too
SoundEffects_NonPlayerVehicles = True

[TWEAKS]
; Global volume multiplier for ModelExtras audio effects (default: 1.0)
SoundMult = 1.0

[TABLE]
; List of model IDs classified as big vehicles (Buses, Trucks, Heavy Machinery)
SoundEffects_BigVehicleModels = 403, 406, 407, 408, 416, 427, 431, 433, 437, 443, 455, 486, 508, 514, 515, 524, 544, 578