You can distinguish a good product from a questionable one only if you know the reputation of the manufacturer and study the characteristics. What is the difference between good and bad bulbs in your opinion?

As a rule, the headlights are replaced when the lamp stops working or the quality of its work is not satisfactory, as well as in the case of mechanical damage. I had a problem with a functioning bulb and was looking for the right bulb size chart for my Jeep Wrangler car. If you have to change car bulbs frequently, it indicates that you have a problem with your car's electrical system.