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 ...

1. Main panel to instruments 2. Main panel to headlight/turn signal farthest from the main panel 3. Main panel to taillight farthest from main panel 4. Alternator/charging system to main panel 5.

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 ...