Genuine OEM BMW Ignition Coils Wiring Harness, part number 12511440006. This wiring harness connects the ignition coils to the engine control unit, ensuring proper spark delivery. It is located within the engine bay, connecting to the ignition coil pack. Made with high-quality, durable materials for reliable electrical connections and resistance to engine bay heat. Genuine OEM parts are manufactured to exact specifications for optimal performance and longevity, ensuring the correct electrical resistance and connector fitment.