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Details
| Specification | Value |
|---|---|
| Brand | FEBI BILSTEIN |
| Length [mm] | 328 mm |
| Width [mm] | 172 mm |
| Height [mm] | 29.5 mm |
| Weight [kg] | 0,142 kg |
OE numbers (1)
Search by this OE number to find compatible parts
- BMW—64 11 6 921 018
Where this part fits
Original-fit position for OE 64116921018. The red ring marks where this part installs on the vehicle.
About this product
The FEBI BILSTEIN Filter Set Cabin Air (21651) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Length [mm]: 328 mm, Width [mm]: 172 mm, Height [mm]: 29, Rubber mm, Weight [kg]: 0, 142 kg, Filter type: Zinc. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit BMW models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 003-20-01333, 06040124, 06040241, 08.59.022 and 141 more. Matching these numbers confirms a like-for-like replacement with no loss of function. FEBI BILSTEIN 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.
About FEBI BILSTEIN
febi bilstein, founded in 1844 in Ennepetal, Germany, is one of the oldest and most comprehensive automotive parts suppliers in the independent aftermarket. febi bilstein offers over 40,000 parts spanning steering, suspension, engine, braking, cooling, and electrical systems. Certified to IATF 16949 and supplying OE-quality components, febi bilstein products undergo rigorous testing to match original equipment performance. With nearly 180 years of German engineering tradition, febi bilstein is the go-to brand for reliable, competitively priced replacement parts.
Suitable cars
Equivalent products (155)
Show all 155 OE numbers
Filter Set Cabin Air FEBI BILSTEIN 21651 — compatible car models
| Car models | BMW: 7 (E65, E66, E67) |
|---|---|
| Engines | 730 d |
| Year of manufacture | 2001-2009 |
| Manufacturer article number (MPN) | 21651 |
| OE part numbers | 64 11 6 921 018 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
FEBI BILSTEIN 21651 . Filter type: 12. Height [mm]: 29,5 mm. Length [mm]: 328 mm. Weight [kg]: 0,142 kg. Width [mm]: 172 mm
- 1x Filter Set Cabin Air
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 Filter Set Cabin Air compatible with my car?
This Filter Set Cabin Air fits BMW vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this FEBI BILSTEIN Filter Set Cabin Air have?
This FEBI BILSTEIN Filter Set Cabin Air has the following specifications: Length [mm]: 328 mm; Width [mm]: 172 mm; Height [mm]: 29,5 mm; Weight [kg]: 0,142 kg; Filter type: 12. Check the full specifications table above for complete details.
What OE part numbers does this Filter Set Cabin Air replace?
This Filter Set Cabin Air replaces OE part numbers: 64 11 6 921 018. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Filter Set Cabin Air cost?
This FEBI BILSTEIN Filter Set Cabin Air is available for £22.99. Filter Set Cabin Air prices vary depending on brand, specifications, and vehicle compatibility. FEBI BILSTEIN parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Filter Set Cabin Air?
Regular inspection of your Filter Set Cabin Air 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 Filter Set Cabin Air?
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 Filter Set Cabin Air fitted by a professional mechanic.
Can I use this part as a replacement for OE 64 11 6 921 018?
Yes, this FEBI BILSTEIN Filter Set Cabin Air is a direct replacement for OE part number 64 11 6 921 018. 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 FEBI BILSTEIN 21651 the same as the FEBI BILSTEIN 09436?
No, while both are Filter Set Cabin Air parts, they are different products. The FEBI BILSTEIN 21651 has Length [mm]: 328 mm, Width [mm]: 172 mm, Height [mm]: 29,5 mm. The FEBI BILSTEIN 09436 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.
