how to change the siren of police car

gregboost

Hello can you help me ?
I want change the siren of the police car by the siren of sheriff 2 car but when i open carvariation(from mp christmas 2) i have the same siren setting for this car but in the game its not the same . Do you have any idea for help me . Thank you

ex of my carvariation
</Item>
</colors>
<kits>
<Item>157_massacaro2_modkit</Item>
</kits>
<windowsWithExposedEdges />
<plateProbabilities>
<Probabilities />
</plateProbabilities>
<lightSettings value="14" />
<sirenSettings value="14" />