Air Intake Muffler, BMW - G01 X3 30i, G02 X4 30i, B46A-D

This part is listed by BMW as BMW part number 13718620473 (13 71 8 620 473) and is described as the stock original airbox for 4-cylinder G01 X3 30i and G02 X4 30i. This airbox is a replacement for all B46 X3/X4 models - B46A and B46D. A new Genuine air filter is included. A new HFM (air mass meter) is not included - transfer your old meter to the new box or see Related Items below to order a new one.

This is a Genuine BMW X3 airbox 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.