2019 BMW 340i xDrive Gran Turismo engine air filter: Sizes & Replacement Parts
Catalog-backed engine air filter part numbers for the 2019 BMW 340i xDrive Gran Turismo turbo include Purolator A45900. Confirm the final part number before checkout.
Looking for the cabin / A/C air filter instead? 2019 BMW 340i xDrive Gran Turismo cabin air filter →
Choose your engine size
The 2019 BMW 340i xDrive Gran Turismo uses different engine air filter part numbers by engine. Select your engine, then use the part numbers in that panel.
turbo
Main catalog answer: Purolator A45900
- Filter type
- Basic
- Sources
- Purolator Now
The Direct Fit part is the primary catalog listing for this engine row. Purolator TA45900 is also listed by checked catalogs for this same engine row.
Links search this exact part number. Confirm 2019 BMW 340i xDrive Gran Turismo and the turbo engine in the seller's vehicle selector before checkout.
Fitment scope and limits
This 2019 BMW 340i xDrive Gran Turismo engine air filter page has one checked engine row. Confirm the same vehicle in the seller's selector before checkout.
The checked catalogs did not provide source-backed replacement interval for this exact record, so this page does not publish those fields.
Catalogs can list more than one part number for the same vehicle. Use this page to compare the listed numbers, then use the seller's vehicle selector before ordering.
Source notes
Listed by Purolator Now. These part numbers come from filter manufacturer catalogs. Use the source trail below to see which catalog supported this page.
| Source | Role | Supports | Checked |
|---|---|---|---|
| Purolator Now | Primary | Filter for turbo | 2026-06-26 |
Checked catalogs: Purolator Now. Replacement interval is not listed unless a source provides it for this exact vehicle and engine row.
2019 BMW 340i xDrive Gran Turismo maintenance checklist
One part checked. Look up the rest while you're here.
- Cabin air filter 2019 BMW 340i xDrive Gran Turismo cabin filter part numbers
- Engine air filter Purolator A45900 Checked
Questions this page answers
What engine air filter fits the 2019 BMW 340i xDrive Gran Turismo turbo?
Checked catalogs list Purolator A45900, Purolator TA45900 for the 2019 BMW 340i xDrive Gran Turismo turbo. The primary listing is Purolator A45900, with Purolator TA45900 also listed. Confirm this part number in the seller's vehicle selector before ordering.
Is the 2019 BMW 340i xDrive Gran Turismo engine air filter the same across all engine options?
This 2019 BMW 340i xDrive Gran Turismo engine air filter page has one checked engine row. Confirm the same vehicle in the seller's selector before checkout.
Does this page confirm a replacement interval?
The checked catalogs did not provide source-backed replacement interval for this exact record, so this page does not publish those fields.
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