1. J

    Wiring for additional horn, 2001 z3 roadster 2.5

    I've just purchased a clown horn (lol) from boomblasters.com and while I for it to arrive I would like to figure out how I am going to wire it. It has its own button that I want to install close to the steering wheel. I know I need a 12v positive connection and to use a fuse, but since the...