Fitment: This halogen headlight control module is professionally manufactured to fit 5 Series models including F07, F10, F11, F18, and the 530i, 535i, 550i, and 528i variants. It provides a seamless replacement that integrates with your vehicle's existing system with minimal installation effort. Compatibility: Compatible with multiple OEM numbers, including 535051807, 63 11 7 267 045, 63 11 7 304 906, 63117258278, 63117267045, 63117304906, and 7258278 02. This broad range supports several 5 Series configurations. Always double check your original part number before . Function and benefits: Converts voltage, stabilizes current, and protects against pulse surges to keep headlights operating in a safe and environment. Maintains consistent power delivery to improve headlight longevity and reliability. Quality and materials: Constructed from durable aluminum alloy and designed to meet or exceed OEM specifications. It uses surface mount and throughhole components to ensure durability and performance in harsh conditions. Installation: Engineered for precise fit and straightforward installation, helping to minimize installation time and ensure proper operation. Use scenarios: Replacing a failed headlight control module on a 5 Series (F07/F10/F11/F18) or on 530i, 535i, 550i, or 528i to restore original headlight performance. Standardizing headlight control across multiple 5 Series variants within a fleet or collection. In vehicles experiencing voltage fluctuations or surges that affect headlights, providing stabilized power to protect and prolong headlight life. Note: Always verify the original part number before to ensure compatibility.