Stream or Load vehicle sounds

I have downloaded a vehicle such as: the Karin Sultan Classic , and it comes with what files I presume I need to be able to stream the sounds, following the post here.

Here is my fxmanifest.lua

-- Resource Metadata
fx_version 'adamant'
games {
	'gta5'
}
 
files {
    'audio/sultan2c_game.dat151.nametable',
    'audio/sultan2c_game.dat151.rel',
    'audio/sultan2c_sounds.dat54.nametable',
    'audio/sultan2c_sounds.dat54.rel',
    'sultan2c/sultan2c.awc',
    'sultan2c/sultan2c_npc.awc',
    'data/vehicles.meta',
    'data/carvariations.meta',
    'data/carcols.meta',
    'data/handling.meta',
	--'data/vehiclelayouts.meta',
}


data_file 'AUDIO_GAMEDATA' 'audio/sultan2c_game.dat'
data_file 'AUDIO_SOUNDDATA' 'audio/sultan2c_sounds.dat'
data_file 'AUDIO_WAVEPACK' 'sultan2c'
data_file 'HANDLING_FILE' 'data/handling.meta'
data_file 'VEHICLE_METADATA_FILE' 'data/vehicles.meta'
data_file 'CARCOLS_FILE' 'data/carcols.meta'
data_file 'VEHICLE_VARIATION_FILE' 'data/carvariations.meta'
--data_file 'VEHICLE_LAYOUTS_FILE' 'vehiclelayouts.meta'

I am unsure if I have missed a step, or if I am missing something in my manifest. Anyone have experience doing this?