D1S Osram XENARC 66140CBB Cool Blue Boost HID Bulbs | Pack of 2 – HID CONCEPT
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
Osram Cool Blue Boost Xenon bulbs review - BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST
Osram Cool Blue Boost Xenon bulbs review - BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST
Osram Cool Blue Boost Xenarc Bulbs | Driven 2 Automotive Blog