D1S: Osram Xenarc 66144 Cool Blue Advance 6000K HID B37
OSRAM 4300K OEM D1S vs. OSRAM 5500K CBI (Cool Blue Intense) D1S Bulbs by using Valeo D1 Projector. - YouTube
Amazon.com: OSRAM Xenarc Cool Blue Intense D1S, 150% more brightness, up to 6,200 K, Xenon headlight bulb, LED look, folding box (1 lamp), (66140CBN) : Automotive
Amazon.com: OSRAM XENARC COOL BLUE INTENSE D1S, 150% more brightness, up to 6,200K, xenon headlight lamp, LED look, duo box (2 lamps), 66140CBN-HCB : Automotive