STi ATV in action November 19, 2007 By Wes Siler Tweet Photo: Steve Phipps By now, you’ve probably seen the Sti ATV, Ken Brough’s bonkers Subaru-powered quad bike. But you probably haven’t seen or heard it in action. The sound of the dump-valve makes us go all giddy. The video’s after the jump.> Tom Oag does any1 know if ken brough and his company make these for sale??? ceaser does anyone know if they are legal now and if they can sale it and export to USA???