It's on all the streaming services if you have an account for any of them (Spotify/Apple Music etc.)
They usually upload to YouTuber as well, but a few days afterwards.
The 303 was a plugin called Phoscyon byy D16 Group. It's probably the best 303 emulation out there (they've just released Phoscyon 2, which is on my to-buy list!

)
It's a couple of instances of it with different processing. One that's going through some chorus and a lot of reverb to give that washed out sound, then a cleaner layer going through a guitar pedal emulation for the grit.