Not long after I began contributing to Hagerty eight years ago, I wrote a detailed four-part piece on electrical relays and how they work in cars. You can still find the articles here (Part I: Why We ...

Ready-made wiring harness and relay kit makes it easy to add relays to a motorcycle headlight. Adding a relay can improve headlight output, reduce load on switches and allow higher wattage bulbs to be ...

In the last two Back to Basics stories, we concentrated on easy steps for upkeep and upgrades for your 4x4. This month we'll tackle a simple wiring project. Wiring your off-road lights might seem like ...