For some reason, dual horn relay wiring harness kits are difficult to find lately. The Eastern Beaver dual horn relay harness (review) that I’ve used before is no longer being made, unfortunately. But ...

Stock horns on new trucks are adequate at most. Many of them aren’t even loud enough to get a person’s attention—especially if they are preoccupied with something else. Today’s vehicles have ...

Yes, you'll require a separate relay in order to install a secondary horn. Moreover, we would suggest you to get in touch with the nearest authorized service center ...