WMPHE HID Xenon Headlight Ballast Replacement for 89034934 4L0907391 4L0907391A Compatible with BMW 1-Series Audi Q7 GMC Acadia Jeep Grand Cherokee Commander Volvo VW Buick Mitsubishi

OEM Part Number: HID xenon headlight ballast replacement for OEM number 89034934 4L0907391 4L0907391A. Vehicle Application: The Headlight ballast is compatible with Audi Q7, BMW 1-series, Buick Enclave,GMC Acadia, Jeep Grand Cherokee, Jeep Commander, Mitsubishi Eclipse, Volvo S60 XC60 XC90, VW Passat Eos. See below for full list of vehicles. Product Specification: Input Voltage is DC 12V not fit 24V, Output Power is 35W; Output Voltage is 85V, Compatible with D1S D1R D2R D2S headlight bulbs(left or right). Function: The headlight control unit is responsible for providing the headlamp bulb with the required voltage when starting, and adjusting the current after the lamp is turned on. If the ballast is damaged, the bulb will be failed, affecting driving safety. Note: Ballast will stop working if water vapor enters, please check water leakage headlight assembly issue before installation. If the HID xenon ballast cannot be used normally, please check whether the headlamp bulb is faulty