This sound effect can be found on Series 6000 Extension I Sound Effects Library, which was made by Sound Ideas.
Links:
https://soundeffects.fandom.com/wiki/Sound_Ideas,_HUMAN,_WHISTLE_-_CALLING_WHISTLE_01#Audio_Samples
Jason and his crew are a group of street racers who live for the thrill of the race. They take their cars to the streets and test them to the limit with reckless abandon. They're the epitome of street racing culture, and they re not afraid to take risks.
But when a police officer starts enforcing the laws and trying to shut down their street racing meets, they're forced to make a tough decision between the dangers of racing and the dangers of getting caught.
