
Add-on method:
1) Go to GTAV/update/update.rpf/common/data/dlclist.xml

2) edit dlclist.xml

3) add this line :

<Item>dlcpacks:\lewis\</Item>

4) put folder lewis in: GTAV/update/x64/dlcpacks/

5)To use weapon in the game open menyoo and go to weapon option 
then go to individual weapons & customisation
then to favorite
then add New weapon and write WEAPON_LEWIS
And it will be alawys in favorite section when would you love to use it.

Replace method:
1) Go to GTAV/update/x64/dlcpacks/patchday8ng/dlc.rpf/x64/models/cdimages/weapons.rpf/(put the files here)


