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Solve common E9x headlight electrical issues with a high-quality, long-lasting replacement harness.
If you own a Pre-LCI BMW E92 or E93 3 Series or any E9x M3 with factory Xenon adaptive headlights, you're likely familiar with a frustrating issue: brittle, cracking headlight wiring insulation. This common failure can cause intermittent lighting issues, malfunction warnings, and internal shorts that lead to expensive repairs. There are only so many genuine Xenon Headlights out in the wild, and even though the internal wiring is extremely prone to failure, it is our duty to keep them going!
The ECS Tuning Headlight Wiring Harness is a direct replacement solution engineered to address this weak point with upgraded materials and a straightforward installation process. Built using modern, heat-resistant insulation and pre-terminated OEM-style connectors, this harness brings reliability back to your headlight system.
Don’t wait for flickering lights or adaptive headlight errors to leave you in the dark. Replace your aging, failure-prone factory headlight wiring with ECS Tuning’s high-quality harness and restore confidence in your lighting system.
Key Features:
Fitment & compatibility:
Kit Contents:
Product Development:
Our Headlight wiring repair harness was designed, engineered, tested, and quality inspected by our Research and Development team. We strive for nothing but the highest level of precision and quality through leading-edge product development technology, including FARO laser scanning for reverse engineering and quality inspection, SolidWorks 3D CAD modeling, rapid prototyping utilizing our in-house 3D printer, and rigorous long-term product testing.
Install and Support:
Looking for installation tips? Look no further, we supply a full installation tutorial from start to finish, including how to disassemble your OEM headlights! See our Installation PDF under the INSTALLATION Tab for more information.
Eurosport Performance does not have live inventory. Although we aim shipping out not stocked products within 5 business days, supply constraints, import proceedures and product availability can cause additionnal delays. Please refer to the table below for more accurate details.
In stock - We have the item in stock at our warehouse and you can expect fulfillment within 24 hours.
Usually ships within 5-7 business days - We must import this product from our supplier or the manufacturer. Standard import proceedures take between 5-7 business days and you can expect fulfillment within 8 business days.
Back ordered - This product is out of stock at our warehouse with units in transit from our supplier. Fulfillment can vary.
If you wish to have a more accurate ETA, please send us a message at info@es-performance.com and we will respond within 24-48h.
12 Months
All products sold by Eurosport Performance are warrantied against manufacturing defects according to the manufacturer's warranty policy*. Warranty does not cover abuse, misuse, damages caused from improper manipulation, normal wear and tear, improper installation, or damages resulting from racing. Warranties only apply to the original owner. If a product is found defective, the customer will receive, at the discretion of Eurosport Performance, a replacement part at no extra cost.
* Conditions may apply. Please visit our Refund Policy or contact us at info@es-performance.com

