It’s the kind of thing that makes you stare at your receipt like it’s going to confess. You buy factory bulbs, install them carefully, and then an inspection station hits you with: “These are ...

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" ...

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.

We may receive a commission on purchases made from links. Over the last decade, LED headlights have made their way from luxury models to everyday cars — and for good reason. Traditional halogen bulbs, ...

Ever since the electric light bulb was conceived in the early 1800s, inventors have sought to improve on its design to provide greater light output, better power efficiency, and increased longevity.

Compare the side-of-the-road lighting between both sets of lights on high and low beam. Then notice how the LEDs light the detail at the far end of the road, where the halogen lamps seem to just fade ...

Soraa, the Khosla Ventures-backed startup that uses the semiconductor gallium nitride rather than sapphire in its LED and laser technology, came out of stealth mode Tuesday and unveiled its flagship ...

At the recent BSC Expo, Phil Rhodes discovered an undeniable trend for retrofitting hot light housings with LEDs. The drive for LED lighting is now so significant that one of the most identifiable ...

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 ...

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 ...