Plug-and-play wiring with specific mounting hardware kits are not included

Features:

• With an output of 118 decibels these electric horns are the loudest on the market, over three times as loud as most stock horns and an economical choice
• Easy bolt-on replacement and electrical hook up for most bikes
• Sets include two horns (one high and one low tone), mounting brackets and installation instructions
• Horns measure 3" x 3" x 3" each