This 4K Livery is for Maserati MC12 by Yo06Player --> http://www.gtainside.com/en/gta5/cars/91314-maserati-mc12-add-on-tuning-template/

Use OpenIV to Copy the ytd file to:

Grand Theft Auto V\update\x64\dlcpacks\mc12\dlc.rpf\x64\mc12vehicles.rpf\
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I made this to support the modding community and especially the authors that makes cars/motorcycle conversions/models etc. for us to enjoy a better gtaV, and for free. in this case this is for Yo06Player. i know is not perfect so, use it if you like.