2011 BMW 328i E91 Sports Wagon N52K

Service topics

4

Scheduled topics

2

Applicability stated

4

Exact references

1

Before ordering Identify your engine, options and build date. Part numbers and sizes can change within one model year. Shopping links appear only for catalog-backed references; still verify the listing against your vehicle before ordering.

• Brake fluidView intervals, applicability and sources

  01

  Brake fluid

  Sourced interval available

  Every two years, or sooner when specified by CBS.

  Applies to: 2011 · United States, Puerto Rico · 328i/328i xDrive, 335i, 335is, and 335d models covered by the cited booklet; M3 is not claimed.

  Published interval: 24 months · CBS may request service sooner.

  Source: BMW of North America — 2011 1/3/5 Series and Z4 Service and Warranty Information (preserved copy) · Required maintenance services — Brake Fluid Service · checked 2026-08-05

• Engine air-filter elementView intervals, applicability and sources

  02

  Engine air-filter element

  Fitment must be confirmed

  Replace every second engine-oil service; shorten the occurrence interval in dusty use.

  Applies to: 2011 · United States, Puerto Rico · 328i/328i xDrive, 335i, 335is, and 335d models covered by the cited booklet; M3 is not claimed.

  Source: BMW of North America — 2011 1/3/5 Series and Z4 Service and Warranty Information (preserved copy) · Maintenance summary, Engine oil — after every 2nd engine-oil change · checked 2026-08-05

• Ventilation microfilterView intervals, applicability and sources

  03

  Ventilation microfilter

  Sourced interval available

  Replace every two years or with the scheduled brake-fluid change.

  Applies to: 2011 · United States, Puerto Rico · 328i/328i xDrive, 335i, 335is, and 335d models covered by the cited booklet; M3 is not claimed.

  Published interval: 24 months

  Source: BMW of North America — 2011 1/3/5 Series and Z4 Service and Warranty Information (preserved copy) · Maintenance summary, Microfilter · checked 2026-08-05

• Engine oil filter — catalog fitmentView intervals, applicability and sources

  04

  Engine oil filter — catalog fitment

  Exact reference available

  Applies to: 2011 · United States

  3.0-liter N52K DOHC inline-six (230 hp / 200 lb-ft) — K&N HP-7014

  K&N HP-7014

  Manufacturer-catalog replacement-part fitment only; it does not establish a BMW service interval. Confirm the VIN, production date, engine, and installed filter dimensions before ordering.

  Applies to: 2011 · 3.0-liter N52K DOHC inline-six (230 hp / 200 lb-ft) · 328i E91 Sports Wagon · United States · Exact model-year and engine-family catalog scope; verify VIN and production date before ordering.

  Source: K&N — BMW 3 Series gasoline/hybrid replacement oil-filter catalog · 2011 BMW 3 Series N51/N52/N54/N55/N20/N26/B46/B48/B58 gasoline or ActiveHybrid 3 — HP-7014 · checked 2026-09-01

  Verified ordering references

  • Validated equivalentK&N HP-7014

    Qty. 1 · Cartridge replacement oil filter · catalog-listed

    Verify the current manufacturer application listing, VIN, production date, and installed dimensions before purchase.

    Catalog: K&N — BMW 3 Series gasoline/hybrid replacement oil-filter catalog · 2011 BMW 3 Series N51/N52/N54/N55/N20/N26/B46/B48/B58 gasoline or ActiveHybrid 3 — HP-7014 · checked 2026-09-01

    Search this part on Amazon