Dinan
AIR FILTER E46
SKU: D00G D401-0440
Description
Part #: D401-0440
Replacement air filter for cold air intake/air mass meter assembly (D763-1600A).
Features:
- Deep pleats in multi-layered cotton for increased flow and superior filtration
- Steel wire mesh providing strength and dent resistance
- Filter sold individually
E46
Fitment
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Dinan |
| Part Number | D00G D401-0440 |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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