Thermostat, BMW - G30 M550i, G12 750i, G15 M850i, G05 X5 50i, G07 X7 50i (N63TU2, N63TU3)

This part is listed by BMW as BMW part number 11538685978 (11 53 8 685 978) and is described as the Thermostat for the N63TU2 and TU3 V8 engines used in G30 M550i, G12 750i, G15 M850i, G05 X5 50i, G07 X7 50i models. A new gasket o-ring is included.

This is a Genuine BMW N63 Thermostat 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.

For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877-639-9648.