Frank and Sons is a hobby swap meet. You can find lots of random hobby stuff. It's only opened 2 days out of the week. Wednesdays and Saturday. Wednesday from 5pm- 11pm and Saturdays from 11am- 5pm. It's in the city of industry. Near AI
I've been thinking about modding my PS2 also, although that seems kind of far from where I live (Inglewood). If anyone knows somewhere else, I would greatly appreciate the info.