This D1S bulb is a direct replacement for your burnt out HID low beam bulb. We normally recommend replacing HID bulbs in pairs for equal light color
Sylvania D1S High Intensity Discharge (HID) Bulb
1x OSRAM XENARC OEM D1S 66146 66144 XENON HID HEADLIGHT BULB for Audi N10566103 – SCC Omega Team
Xenon D1S Bulb
Sylvania D1S SilverStar zXe HID Headlight Bulb, Single Pack
HEQI D1S HID Bulbs, Xenon Headlight 12V 35W 8000K Indonesia
D1S - OSRAM Xenarc OEM 4300K HID Bulb (Pack of 1)Direct factory OEM Replacement bulb for the D1S application (fully compatible with 'D1S' type bulbs).
D1S - Osram HID Standard OEM 4300K 66144 Bulb (Pack of 1)
2PCS NEW W/FAN D1S 6000K 66140 66144 85410 85415 HID XENON HEADLIGHT BULB SET - International Society of Hypertension
NEW OEM D1S 6000K 66140 66144 85410 85415 HID XENON HEADLIGHT BULBS SET - AliExpress
D1S: OSRAM XENARC 66144 NIGHT BREAKER LASER – Automotive Custom Lighting
Xenon D1S Bulb
D1S: Osram Xenarc 66144 Cool Blue Advance 6000K HID B37