They aren't sikhs but they admire their religion, kinda twisted.
Due to this though, sikhs aren't being targeted for hate-crimes etc because they know repercussions will happen.
Some black youth were making fun of a elderly sikh man, and a couple days later all the sikh youth clowned the black youth on camera and slapped him up.
Bhai kahn singh nabha eventually agreed it was dasam pita ki rachana but proposed the private reading of more controversial banis instead of public bichar; which I dont necessarily agree with
I think he was anti raagmala as well though
I think he wrote an article in one of the early Sikh newspapers that alluded to Guru Gobind Singh Ji escaping Abchal Nagar. I don't know if the article is still anywhere. Dr. Ganda Singh talks about it in his book along with other theories - https://archive.org/details/GuruGobindSinghsDeathAtNanded-AnExaminationOfSuccessionTheories-Dr.GandaSingh
A lot of the punjabi men glamorize the lifestyle and youth get drawn into it, they look up to Bindy Johal as a hero and this influences their actions, including punjabi-gangster rap, and toronto culture interwined with Jatt culture or pride.