Board Thread:Game Discussion/@comment-95.243.42.49-20171120083302/@comment-26829117-20171120093853

Yes it is but I don't have an exact value at the moment. It also appears that some people have subtly different garage values when fully upgraded and no one has really identified why. The following things add to garage value:
 * Cars
 * Upgrades
 * Customisations (even if free because fully upgraded)