How to Wire a Horn Relay Circuit EASILY in your Car / Truck / Motorcycle / ATV / Dirt Bike

In this video, I explain how to wire a set of horns into any vehicle that you want. This is the way that I like to wire horns because it uses a negative trigger wire. This is beneficial because you don’t need to run any power wire into the interior of the vehicle, just a ground.

Below is a list of Items to make this horn circuit work properly, using the same method that I did.

Items used in this video:
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