Yeah, air.
3 seconds sound clip from the Next Friday (2000) movie soundboard.
You can hear this line at 00:58:24 in the Blu-ray version of the movie.
Quote context
[...]
- I ain't letting shit go, man. They broke my skateboard!
- Wait a minute. Wait, wait, wait! Look. You see that?
- Must be money or something in that hydraulic pump.
- It's something better than air.
- I could tell how funny he act.
- Hey, how's it going, boy? Come here. Yeah, boy, come here Ooh.
- Hey, what are you doing? Get the fuck off me!
- How do you know? It could be anything in that pump.
[...]