2-piece Auto Adaptive Headlight AFS control module, part number 63117182396, designed for BMW models E90, E92, E93, E70 X5, E71 X6, E72 X6, E89 Z4 (year range 2007-2012), with the L48A designation. Includes 2 pieces. Function and benefits - Automatically reduces headlight height on tight streets to avoid glare for pedestrians or oncoming traffic. - Auto-activates headlights when entering low-light environments, eliminating the need to operate lights manually. - Provides OEM-specified or better performance, offering a cost-effective aftermarket alternative to the factory part. Compatibility and construction - Compatible with BMW E90, E92, E93, E70 X5, E71 X6, E72 X6, and E89 Z4 models built 2007-2012 (L48A). - Designed to meet or exceed OEM specifications for reliable Adaptive Front-lighting System (AFS) operation. - Built for automotive use and suitable for surface-mount and through-hole component assemblies. Applications and use scenarios - Replacement in BMWs with faulty or degraded AFS control modules to restore adaptive headlight functionality. - Servicing or upgrading the headlight system in authorized repair shops or independent garages. - Maintenance or refurbishment of the headlight electronics on 2007-2012 BMW models listed above to ensure proper glare control and automatic headlight activation.