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 ...

Last month we discussed the basics of your car's 12-volt electrical system with the goal of understanding enough to trace problems to a particular electrical component. This month we're going to delve ...

As a Diesel Power reader, it's likely you have a big truck with big tires, a big suspension lift, and a big, bombed-out diesel engine. But when it comes time to honk at someone, you're stuck with that ...

When performing steering system repairs, the steering wheel should be locked to prevent it from spinning beyond its ...