Wolf Whistle Vacuum Horn Kit. How about this brand new toy for your favorite ride? It is a complete kit ready to install. The horn itself is 6" long and the bell end is 3 1/2" OD. Different 1/8" intake manifold fittings and instructions are included. This listing is for 1 kit as shown. This listing is for the items shown in the photo. 
 
Keywords:  (Streetrod, Rat Rod)