How to change horn in this game?

To change the horn, first, we must click the career option from the home screen of the game. From clicking Career, click Garage. From there, choose the desired vehicle of the horn you want to change, then go to Customization, click the customization button, and click the Horn Sounds option, so that a menu will pop up with many different horn sounds to buy, and it will cost 2K each. You can click on any of the horns' icons to hear what they sound like, and there are 25 different horn sounds to pick from. I hope this answered your question.

Go to Career > Garage > Show My Vehicles > Choose Your Vehicle > Customization > Customization > Horn Sounds, buy any of the 25 horns, which each cost 2K money. You may click on their sound