You need IMG Editor and TXD Fucker..

- Open Gta3.img replace all .dff files in gta3.img

- After replace all dff files in gta3.img open TXDfucker.

- Open gta3.txt via txdfucker then choose import with alpha then select all images from alpha folder after import all alpha image select Import Without Alpha Select all image without alpha..

You're Done 

:)

