Here is a video to show and explain to you how to replace the HID Bulb. The Part number in this video is 33116-SL0-003 and working for Acura part #’s: 33116-SL0-003 / 33116SL0003; 33116-ST7-003 / 33116ST7003.. here is the link https://bit.ly/3a4flNz
Original OEM made in Germany Philips 85122 D2S 35W 4300k xenon H.I.D headlight bulbs
Replace Osram, GE and Koito D2S bulbs


Will fit xenon (HID) headlights of:
2007-2013 Acura MDX
and many other makes and models. Check the compatibility here https://bit.ly/3a4flNz