Attach object or text to vehicle - possible?

[_runway]

Hello, how create siren object and text and attach to vehicle?

Example (in sa-mp):

[Cadu12]

Yes, it's possible, using shader.

[Dzsozi (h03)]

I think they are just custom .dff and .txd files.

[TAPL]

I think they are just custom .dff and .txd files.

sa-mp doesn't have client side scripts.

['LinKin]

attachElements 

That's for the siren. But for the text I don't know

[Arnold-1]

try

dxDrawMaterialLine3D 

with a texture