GS PREMIER 7500K H11B 12V 55W SUPER WHITE XENON HALOGEN BULBS FOR LOW BEAM HEAD LIGHT The All-New GS 7500K H11B SUPER White Xenon Quartz Glass Bulbs Ion Coating MADE IN KOREA ~ the All New GS 7500K H11B 12V 55W SUPER WHITE Xenon Light Bulbs for HEAD LIGHT~ GS PREMIER bulbs also prevent any damage to the lens and wiring harness GS PREMIER bulbs are made of fused quartz glass AND have excellent heat shock-resistance GS PREMIER bulbs have a longer life because they contain Xenon and Krypton gases