Before installing brighter bulbs, auxiliary or flashing lights on your car, ensure you're not breaking any state or federal laws.

Q: I have seen you write about how LED replacement bulbs are not legal. Recently, I have been seeing ads for Sylvania LED replacements. What gives? A: Well, you made me go to the local auto parts ...

Are you looking to replace your standard halogen turn signal bulbs with something brighter? LED turn signal bulbs have become relatively inexpensive in recent years, allowing vehicle owners to upgrade ...

Along with being brighter, LED bulbs tend to use less power and have a much longer average lifespan compared to conventional halogen bulbs. Now that LED lighting technology has gotten significantly ...

Trickle-down tech is just about how everything works these days. First the high-end rides get it, and over time it migrates to even the cheaper cars. Remember ABS? It started in the exotics, and now ...

LED sources are substantially different from filament lamps used in most present-day automotive lighting applications in a number of important ways: • LEDs have higher luminous efficacies (in lm/W) ...

We may receive a commission on purchases made from links. Vehicles used to rely on halogen bulbs for headlights, but the industry has largely switched over to light emitting diode (LED) technology for ...

For the PDF version of this article, click here. Light-emitting diodes (LEDs) have been the choice for automotive interior lighting for years, particularly for signal applications. And now, due to ...

A multichannel RGB LED driver, the MLX81117 from Melexis leverages the MeLiBu communication interface for animated automotive lighting. The device, which packs an integrated MCU and 16 LED drivers, ...

Should transmission and differential fluids be changed on a 2006 Subaru Outback with only 41,000 miles? Since car batteries are so expensive, is it possible to use a cheaper marine battery in an ...