Description of xenon gas allows bulbs to work much longer than standard halogen lamps, and the better thing is to change directly without re-wiring. Dark Night, when the vision is not good, you know you can rest assured, we suggest changing the lamp until it is properly installed. note: when changing your lamp, it is highly recommended to leave the foam protective cover on the lamp until properly installed. moisture from your hand transferred to the lamp will reduce the lifespan and quality of the lamp. highly recommended. Let's wear gloves when changing bulbs. Important notice: the above compatibility chart is for advice only. bulb accessories are different, and we suggest you check your existing bulbs to make sure you are buying a direct replacement as there are different type of bulb suitable for the car. Your