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CP247
Gallery
BrandFILTRON
MPNAM 405W
OE refs32
SKU0256-AM 405W
GTIN / EAN5904608074058

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Details

SpecificationValue
BrandFILTRON
MPNam405w
Height [mm]379 mm
for article numberAM 405
Outer Diameter 1 [mm]116 mm
Outer Diameter 2 [mm]110 mm
Inner Diameter 1 [mm]104 mm
Inner Diameter 2 [mm]17 mm

OE numbers (32)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 1909131. The red ring marks where this part installs on the vehicle.

Wire Assy; 2.0L Duratorq (110kW/150PS) — 4 Electrical — 41801 Electrical.Wiring System & Related Parts › 4180109A Wiring - Engine And Transmission; LHD; Less BEV Version;
4 Electrical · 41801 Electrical.Wiring System & Related Parts › 4180109A Wiring - Engine And Transmission; LHD; Less BEV Version;Position 14K733

About this product

Sourced from FILTRON, this secondary air filter (AM 405W) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Height [mm]: 379 mm, for article number: AM 405, Filter type: Stainless Steel, Outer Diameter 1 [mm]: 116 mm, Outer Diameter 2 [mm]: 110 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 00 0657 564 1, 003 094 45 04, 020352R1, 02250046-013 and 107 more. Matching these numbers confirms a like-for-like replacement with no loss of function. FILTRON is a recognised supplier of automotive filtration components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.

Suitable cars

Vehicle matches are curated from manufacturer data

Confirmed fits based on manufacturer data.

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Show all 78 OE numbers
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DT Spare Parts3.18515
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HIFI FILTERSA 11791
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INGERSOLL-RAND9268 6930
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LUBERFINERLAF 1717
MAHLELXS 42
MECAFILTERFA 3435
MECAFILTERFJ2093
MEYLE12-34 321 0008
MFILTERA 151/1
MISFATKITR864/R129
MISFATR129
O&K141 6434
O&K800 3750
P.B.R.AI-3333
PURFLUXA877
PUROLATORA 63102
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PUROLATORLKS 42
SCHAEFF5.501.660.738
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SPERRY NEW HOLLAND430288
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Secondary Air Filter FILTRON AM 405Wcompatible car models

Manufacturer article number (MPN)AM 405W
OE part numbers00 0657 564 1, 003 094 45 04, 020352R1, 0657 564 0, 0657 564 1, 11033781, 11033781 6640, 11110150, 11110150-7, 1-2107-020-335.00, 12661603, 190 9131, 224 3946, 32/906604, 340 00 191, 4134-407, 4 248 0759, 4785746, 50 00 802 978, 5 501 660 685 (+12 more)
Compatibility check

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Description and what's included

FILTRON am405w . EU General Product Safety Regulation (GPSR): 2. Filter type: 9. for article number: AM 405. Height [mm]: 379 mm. Inner Diameter 1 [mm]: 104 mm. Inner Diameter 2 [mm]: 17 mm. Outer Diameter 1 [mm]: 116 mm. Outer Diameter 2 [mm]: 110 mm

What's included:
  • 1x Secondary Air Filter
Shipping, returns, warranty

Free UK delivery on orders over £99.00. Tracked standard shipping.

  • Standard delivery: 5–9 business days
  • Order before 5pm — ships the next working day
  • Free returns within 14 days
  • All parts backed by manufacturer warranty

Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.

Frequently Asked Questions

Is this Secondary Air Filter compatible with my car?

Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Secondary Air Filter fits. All fitment data is verified through TecDoc.

What specifications does this FILTRON Secondary Air Filter have?

This FILTRON Secondary Air Filter has the following specifications: Height [mm]: 379 mm; for article number: AM 405; Filter type: 9; Outer Diameter 1 [mm]: 116 mm; Outer Diameter 2 [mm]: 110 mm; Inner Diameter 1 [mm]: 104 mm. Check the full specifications table above for complete details.

What OE part numbers does this Secondary Air Filter replace?

This Secondary Air Filter replaces OE part numbers: 00 0657 564 1, 003 094 45 04, 020352R1, 0657 564 0, 0657 564 1, 11033781, 11033781 6640, 11110150 and 24 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Secondary Air Filter cost?

This FILTRON Secondary Air Filter is available for £33.99. Secondary Air Filter prices vary depending on brand, specifications, and vehicle compatibility. FILTRON parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my Secondary Air Filter?

Regular inspection of your Secondary Air Filter is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.

What tools do I need to replace a Secondary Air Filter?

Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Secondary Air Filter fitted by a professional mechanic.

Can I use this part as a replacement for OE 00 0657 564 1?

Yes, this FILTRON Secondary Air Filter is a direct replacement for OE part number 00 0657 564 1. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

Is the FILTRON AM 405W the same as the FILTRON AM 401W?

No, while both are Secondary Air Filter parts, they are different products. The FILTRON AM 405W has Height [mm]: 379 mm, for article number: AM 405, Filter type: 9. The FILTRON AM 401W may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.

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