Engine Air Filter Assembly (Airbox) - I01 i3 REX and i3s REX

The range extender engine air filter on I01 I3 REX is located behind the front bumper, and is a factory-sealed unit. When you change the filter, you will need to replace this intake muffler assembly.

This part is listed by BMW as BMW part number 13718603090 (13-71-8-603-090) and is described as Genuine BMW Intake Muffler for I01 i3 REX and i3s REX (2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023).

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