Product description: 100% Brand New & High Quality Part Number:A6429050300, 6429050300 ( Compatible table only for reference , if you can not ensure the fitted part , please feel free to contact us . Thank you ) Fitment: For Mercedes S-Class S350 S450 W166 W222 Quantity: 1x Glow Plug with Pressure Sensor (as shown in the picture) Attention: Please double check the part number of your original items. It is buyer's responsibility to buy the right part . If you can not ensure the fitted problems, welcome to contact us . We are glad to help you to confirm the fitment . .