This is the Genuine BMW spark plug that is the latest BMW design for the N63 engine used in the F10 550i, F06/F13 650i, F02 750Li, F15 X5 50i, and F16 X6 50i. BMW re-designed the spark plugs due to issues with the ceramic insulator on the original Bosch plug. These are the latest version, Bosch part #ZR5TPP330A.
This is a Genuine BMW N63 spark plug with a two year warranty. Buying a Genuine part will usually be more expensive than an OEM or aftermarket brand but you are assured that it meets BMW's designs for fitment, performance, and longevity. It will also be the very latest design, incorporating any updates or revisions that an aftermarket brand typically will ignore.
BMW Fitments:
5 Series
F10 / F11 (11-16) > 550i
F10 / F11 (11-16) > 550i xDrive
6 Series
F12 / F13 (12-18) > 650i
F12 / F13 (12-18) > 650i xDrive
7 Series
F01 / F02 (2009-2015) > 750Li
F01 / F02 (2009-2015) > 750Li xDrive
F01 / F02 (2009-2015) > 750i
X5 Series
F15 X5 (2014-2018) > X5 xDrive50i (14-18)
X6 Series
F16 X6 (2015-2019) > X6 xDrive50i (15-19)