Bulb Socket: H1+H7 (499) / PX26D. Bulb Socket: H11=H9=H8. 4x H1+H7 (499) / PX26D LED Headlight Bulbs. Headlight bulbs The bulb is equipped by the aviation aluminium heat dissipation to ensure effcient cooling Extending the life of LED bulbs for more than 50,000 hours.
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