If u dont move one of the tracks some ms they will still sound mono u can move by hand u can use some delay fx just double track will not make them stereo or u can use a stereo spreader added little reverb there is ton of ways,but u had to something else than just double the tracks.

https://soundcloud.com/gnr_remixes/guns-n-roses-silkworms-live-at-house-of-blues-las-vegas-nevada-01-01-2001

there is no stereo version of omg and sw the original leak is one channel is the bumble gtrs and the other is the music like going down, there is a mixed version of it floating around for days maybe u can find them on a famous audio stream site called soundcloud.

https://soundcloud.com/gnr_remixes/guns-n-roses-shadow-of-your-love-live-in-odense-dyrskuepladsen-denmark-06-06