Not all car mods have to boost performance or shave a half second off your quarter mile time. Some can just be for fun's sake. These goobers rigged up a duck call to this STi's blowoff valve, so that every time he revs it, an angry duck goes screaming down the street.
![](https://altdriver.com/wp-content/uploads/sites/2/2016/05/2016-05-05f.jpg?w=1056)