I write for PDFBANDMUSIC.COM

We have several pep band tunes that are written specifically to accomplish your goal.

Here are some of the titles:

Power Zone
Shout it on Out
Game Chant
Age of Rock
Parada Loco
Flashback
Big and Bad
Drive
Bleacher Cheers
Fired Up Cheers

Last two there are short, several different ones.
See what you think.