Fuel Tank Breather Valve - N52 Engine - F25 X3 28i (2011-2012)

This part is listed by BMW as BMW part number 13907636148 (13-90-7-636-148) and is described as Genuine BMW Fuel Tank Vent Valve for N52 engine on F25 X3 28i (2011-2012).

Supersedes obsolete BMW part number 13907618649 (13-90-7-618-649).

This is a Genuine BMW purge valve 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.