Most new 4x4s come factory-equipped with replaceable-bulb headlamps that feature a halogen bulb that simply mounts into the headlamp housing. The main benefit of this system is that when the bulb ...

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 ...

Most Corvettes can benefit from a headlight upgrade. After all, the better your headlights the better you can see at night and the safer you are. For many people, a headlight upgrade means HID or some ...

The “Bikemaster” brand HID headlight kit is available in several different bulb types. We installed the H4 kit on the Suzuki DR650 (blog) but the steps are the same for every bike. The HID bulb posed ...

If your car came from the factory with halogen or HID bulbs, you’re going to need to replace them or upgrade them down the line. Both of these bulb types lose light output over time; thus, even if ...