DDM Tuning Bi-Xenon HID Replacement AC Bulbs, H4 / HB2 / 9003 High / Low 8000K Pair, 1 Year Warranty A simple solution for altering the color of your existing HIDs. Bulbs work with either 35W or 55W ballast Choose between 3,000K - 12,000K color temps. Same bulbs offered in our complete HID kit (Which offers our lifetime warranty) High / Low bulbs include a relay harness for controlling your vehicle's factory High / Low beam function. Sold in pairs to ensure proper color matching. Most bulbs include adaptor cables for connecting your factory power source to the ballast. 1 Year Warranty