Step-by-Step Guide: How to Install Hella Horns on Your Subaru for a Powerful and Loud Sound

If you’re a Subaru enthusiast looking for a way to customize your car, installing hella horns is a great way to achieve a powerful and loud sound. Hella horns are a popular choice for car enthusiasts due to their affordable price and easy installation process. In this article, we’ll cover everything you need to know about installing hella horns on a Subaru car.

Introduction to Hella Horns

Hella horns are a type of aftermarket horn that produces a loud and powerful sound. They are designed to replace the stock horns in your car and are highly popular among car enthusiasts for their distinctive sound. Hella horns are available in different tones and styles, with the most common being red and black.

Tools Needed for the Installation Process

Before you start the installation process, make sure you have the following tools:

  • Hella horns (with mounting brackets)
  • Screwdriver
  • Electrical tape
  • Wire strippers/crimpers
  • Electrical connectors
  • Electrical wire

Step-by-Step Installation Process

  1. Remove the stock horn(s) – The first step is to remove the stock horn(s) from your car. Depending on your car model, the horn(s) may be located on the grille or the bumper. Use a screwdriver to remove the bolts holding the horn(s) in place.

  2. Attach the mounting bracket – Once you have removed the stock horn(s), attach the hella horn mounting bracket to the same spot where the stock horn(s) were attached. Use the bolts that you removed earlier.

  3. Mount the hella horns – Once the mounting bracket is securely in place, mount the hella horns onto the bracket using the bolts provided with the horns.

  4. Wiring the hella horns – After the hella horns are mounted onto the bracket, start wiring them to the car’s electrical system.

    • Connect the positive wire – Locate the positive wire on the stock horn(s) and disconnect it. Connect this wire to the positive terminal on the hella horns using the electrical connectors.

    • Connect the negative wire – Locate the negative wire on the stock horn(s) and disconnect it. Connect this wire to the negative terminal on the hella horns using the electrical connectors.

  5. Test the hella horns – Once you have wired the hella horns, test them to ensure that they are working correctly. If the horns do not work, check the wiring connections and test again.

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Troubleshooting Any Issues During Installation

Sometimes, issues may arise during the installation process, such as the horns not working or producing a weak sound. Here are some troubleshooting procedures you can follow:

  • Ensure that the wiring connections are correct and secure.
  • Check that the ground wire is properly connected.
  • Check that the positive and negative wires are connected in the correct order.
  • Make sure that the fuse on the horn circuit is not blown.

Maintenance Tips for Hella Horns

With proper maintenance, your hella horns can last for a long time. Here are some maintenance tips to keep in mind:

  • Clean the horns periodically to remove any dirt or debris that may accumulate.
  • Check the wiring connections regularly to ensure they are secure.
  • Test the horns periodically to ensure they are working correctly.


Hella horns are an easy way to customize your Subaru car, and with the right tools and guidance, you can install them yourself. By following the step-by-step installation process outlined above and the troubleshooting procedures, you can get the best out of your hella horns. So, go ahead and give your car the powerful and loud sound it deserves!

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Davis Bellew

As a Subaru owner and enthusiast, Davis has a deep understanding of the needs and concerns of Subaru drivers. He specializes in writing informative and engaging content about Subaru maintenance and repair, and his articles are always well-researched and easy to understand. When he's not writing, he enjoys hiking and photography.

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