Place it at the reveal of the checkpoint, then follow it with Bruh for a deadpan reaction, or cut to Emotional Damage when the stop goes badly. A Game Show Buzzer just before it can frame the stop as a failed test.
About this sound
This is a roughly 1.8-second Spanish voice clip shouting '¡Que Viva La Guardia Civil!' in a loud, cheerful burst. It feels playful and cheeky, like a sudden salute that turns a tense checkpoint moment into a joke. It comes from a Guardia Civil control segment on the Spanish television programme Callejeros.