BMW X4 M40i Engine Air Filter by Year
Compare BMW X4 M40i engine air filter part numbers by model year. Select a year to open the checked fitment record with source notes before ordering.
| Year | Filter | Source coverage | Page |
|---|---|---|---|
| 2023 | Purolator A31845 | Reference | Open record → |
| 2022 | Purolator A31845 | Reference | Open record → |
| 2021 | Purolator A31845 | Reference | Open record → |
| 2020 | Purolator A31845 | Reference | Open record → |
| 2019 | Purolator A31512 | Reference | Open record → |
BMW X4 M40i engine air filter — frequently asked questions
- What engine air filter fits the BMW X4 M40i?
- Engine air filter part numbers can vary across BMW X4 M40i model years. Select your exact year in the table above to see the checked part number for that year.
- How many years of BMW X4 M40i engine air filter data do you have?
- Our checked records cover 5 model years for the BMW X4 M40i (2019–2023). Select a year in the table above to open the exact fitment record.
Look up a specific BMW X4 M40i year
Select a model year to open the exact checked engine air filter fitment record before ordering.