Kawasaki Vulcan Vaquero and Voyager Amp Mount Rockford Fosgate PBR400X4D Amp or Pbr300x2 or Pbr300x4 Fits in all Kawasaki Vaquero and Voyager from 2009 - present This brackets are extremely easy to install and you will have your amp mounted in no time! This bracket is made to bolt directly to a Rockford Fosgate PBR400X4D or PBR300x2 and PBR300x4 amps. Comes with easy to follow full color photo instructions. Brackets are made from light aluminum that is very rigid. , wiring kits also avalible pt# B00L1PNX48