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 ...

Ready-made wiring harness and relay kit makes it easy to add a horn relay to power a set of motorcycle horns. Uses high-quality components. Adding a relay can improve the horn’s output and reduce load ...

The real core of engineering, in addition to technical expertise, is the ability to articulate the inevitable tradeoffs and pros/cons of design alternatives, and then weigh these relative to each ...