Spinners, woofers, tweeters and now air horns that sound like train horns are the latest rage in decking out cars and trucks."It's about being seen and now being heard," said Matthew Heller, owner of ...

The air horn is, at this point, a sort of universal shorthand that shit is going down. Midway through a track, at the beginning of a verse, unprompted in the middle of a meeting with HR—it does not ...