Let's go, 91.
5 seconds sound clip from the Super Troopers movie soundboard.
You can hear this line at 00:07:44 in the Blu-ray version of the movie.
Quote context
[...]
- We got a hell-raiser in a white Miata.
- Ninety-one, are you there? Ninety-one? Ninety-one, are you there?
- Hey, good-lookin'. You catch any speeders today?
- Whoo!
[...]