Amazon.com: OSRAM Xenarc Cool Blue Boost D1S Xenon Car Headlight Bulbs (Twin) 66140CBB-HCB : Automotive
Amazon.com: OSRAM XENARC COOL BLUE INTENSE D3S, +150% more brightness, up to 6,200K, xenon headlight lamp, LED look, duo box (2 lamps), 66340CBN-HCB : Everything Else
New Osram CBB bulb review - BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST