Ask Honest John

Most recently answered headlight bulbs questions
Will upgrading my headlights affect my warranty?
I have replaced one headlight bulb (D1S), and have noticed it is slightly brighter than the alternate side. New bulb is 6000k colour temp, and I assume the alternate bulb is 4000k or 5000k. My MoT is due...
I own a 2019 Nissan Micra. The headlights have always been poor and as my eyesight is not as good nowadays can you recommend a brighter bulb more or less like an LED light? I would appreciate what options...
I have a 2014 Range Rover Evoque Pure. The headlights are Halogen HB3 60w. Can you suggest or recommend a replacement bulb which should give me more light than my current candle. I tried 100w and they...
I have a 2012 Mercedes-Benz B-Class. I would like to uprate the headlight bulbs to H7. Can you tell me how I can do this?
I need to upgrade my headlamps on my Citroen C3 Aircross. They are ordinary H7 and seem pathetic, hardly illuminating the road, especially when faced with oncoming traffic. Whether this is the height they...
I have a 2017 Mercedes-Benz B180 SE, the headlights are normal bulbs, is it legal to upgrade to LED headlamps?
What are the best replacement bulbs that give great light and long service?
Can I fit brighter headlight bulbs to my 2009 Ford Fusion Zetec? Will Halfords fit these bulbs?

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