Upgrading your headlights is one of the easiest, cheapest, and simplest mods. It’s often the first mod of any prospective car modder, or it could be just time to swap out some old bulbs. Either way, ...

LED headlights throw extremely intense light with very little draw on your car's electrical system. Now that they're trickling down to the aftermarket, you can buy a simple plug-in "LED retrofit kit" ...

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 ...

As our classic cars age, their components are antiquated by the ever-forward march of automotive technology. Carburetors first yielded the throne to fuel injection at the throttle body, later ...

There are several reasons why you're better off sticking with the stock halogen or high-intensity discharge (HID) bulbs in your car, rather than replacing them with cheap aftermarket LED headlights.

Hoping to see better while driving at night without spending a fortune, I ordered a set of LED replacement bulbs for the reflector headlights on my new Ford Ranger. Boy was it a good reminder that I ...

How to Measure LED Headlight Brightness Brightness is measured in lumens, an essential factor when picking a replacement bulb. Too bright, and you risk dazzling oncoming traffic; not bright enough, ...

If you are looking to replace halogen bulbs with LEDs, combining a rectifier bridge and a current-controlled synchronous step-up/step-down converter creates a high power factor driver circuit, writes ...

High-brightness LEDs are an inexpensive, robust, and green replacement for halogen light bulbs. This Idea for Design shows you how to apply an AC LED driver to convert the usual 12 or 24 V AC ...

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 ...