This is for Replacment only because we aleady have a v12 on the addon verison first download this
https://www.gta5-hub.com/vehicles/2010-audi-a8-fsi

replace fugitive

Then download the vehicle meta from here it comes from the sound of the addon and also use the tailgaters sound the audi a8 replacing fugitive without this mod the sound is unrealistic so that would be good with this sound.

Upcoming Better sound mods

Cadillac Cts v 2009

Bmw 750li 2011 by korn

Cadillac Cts v 2016

Watch This video

https://www.youtube.com/watch?v=5vL03TsF3uU

https://www.youtube.com/watch?v=A-BGCHp7c_8