Installation: 

Place 'spupgrade2' folder into your 'dlcpacks' folder.

Use 'OpenIV' to add this line in dlclist.xml:

<Item>dlcpacks:/spupgrade2/</Item>

Place 'SPCK_SP_MAPS.asi' and 'SPCK.ini' into your GTA V root folder.

You can enable the rusty sculpture on the beach by changing the "Metal_Rusty_Sculpture " value in 'SPCK.ini' to 1

Enjoy!





(dlclist.xml location: update/update.rpf/common/data)