Frequently Asked Questions (FAQs)
Understanding BMW Headlight Markings: E1, E4, and E14
‘E1’ Approval InformationIs this the best bulb? Is an E1 bulb better than an E4 or E14? While all 'E' markings are legal, the German 'E1' mark is recognized...
Understanding BMW Headlight Systems: Differences Between Bi-Xenon, LED, and Laser Lights
Headlight systems What is the difference between Xenon/HID systems and conventional halogen systems? Xenon/HID systems use different principles in the creation of light than halogen. HID bulbs contain a small...
How to Find the VIN (Chassis Number) on Your BMW
North American BMW vehicles (common locations): 1. The driver side windshield, bottom right facing outward. 2. Inside the driver's side door jamb. European BMW vehicles (common locations): 1. Stamped onto the right-hand...