There is a baffling array of different aftermarket bulbs to choose from today, with prices ranging from a few quid to more than £35. So here we consider whether it’s best to go for the latest, ...

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 ...

You can have the fanciest wheels but it won't matter much if your headlights aren't working (and as we know from numerous movies and cop shows, a burned-out light will lead to an unwelcome stop by a ...

LED lighting may be proliferating on new cars, but generally it can't be added later to the older, used cars many people have in their driveways. One exception is the ZEVO LED headlight from Sylvania, ...

When driving at night or in foul weather, you need your headlights. Unfortunately, they fail sometimes, and you need to replace them. Without them, you might not be able to see, and it’s undoubtedly ...

Our test of 10 H4 halogen bulbs reveals that the high-beam reach of the worst bulb is 60 metres shorter than the best bulb tested. Worryingly, half of the bulbs didn’t meet the minimum required ...

LED headlights last much longer than halogen and HID bulbs, and most advertise at least 30,000 hours of life, which adds up to around twenty years of life if used an average of four hours per night.