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Details
| Specification | Value |
|---|---|
| Brand | PURFLUX |
| MPN | ahc428-2 |
| Category | Filter, interior air |
| Length [mm] | 233 mm |
| Width [mm] | 115 mm |
| Height [mm] | 32 mm |
OE numbers (12)
Search by this OE number to find compatible parts
- GENERAL MOTORS—20945865
- BMW / MINI—64116823725
- BMW / MINI—64116823726
- BMW—64116835405
- BMW—64116835406
- BMW / MINI—64119321875
- BMW / MINI—64316835405
- BMW / MINI—64316835406
- BMW—64319297750
- BMW / MINI—64319390445
- BMW—6823725
- BMW—6835405
Where this part fits
Original-fit position for OE 64316835406. The red ring marks where this part installs on the vehicle.
About this product
When filter, interior air performance matters, the PURFLUX AHC428-2 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Length [mm]: 233 mm, Width [mm]: 115 mm, Height [mm]: 32 mm, Filter type: Carbon. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with BMW, MINI vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 0986628544, 1640608780, 1656279180, 1987435538 and 40 more. Matching these numbers confirms a like-for-like replacement with no loss of function. PURFLUX 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
Equivalent products (32)
Show all 32 OE numbers
Filter, interior air PURFLUX AHC428-2 — compatible car models
| Car models | BMW: 1 (F40), 2 Active Tourer (F45), 2 Active Tourer Van (F45), 2 Gran Coupe (F44), 2 Gran Tourer (F46), 2 Gran Tourer Van (F46), i3 (I01), X1 (F48), X1 Van (F48), X2 (F39); MINI: MINI CLUBMAN (F54), MINI Convertible (F57), MINI COUNTRYMAN (F60), MINI (F55), MINI (F56) |
|---|---|
| Engines | 116 d; 214 d; 218 d; 216 d; Electric; sDrive 16 d; sDrive 18 d; M35 i; Cooper |
| Year of manufacture | 2013-2023 |
| Manufacturer article number (MPN) | AHC428-2 |
| OE part numbers | 20945865, 64116823725, 64116823726, 64116835405, 64116835406, 64119321875, 64316835405, 64316835406, 64319297750, 64319390445, 6823725, 6835405 |
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
PURFLUX ahc428-2 Filter, interior air. Filter type: 8. Height [mm]: 32 mm. Length [mm]: 233 mm. Width [mm]: 115 mm
- 1x Filter, interior 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, interior air compatible with my car?
This Filter, interior air fits BMW, MINI 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 PURFLUX Filter, interior air have?
This PURFLUX Filter, interior air has the following specifications: Length [mm]: 233 mm; Width [mm]: 115 mm; Height [mm]: 32 mm; Filter type: 8. Check the full specifications table above for complete details.
What OE part numbers does this Filter, interior air replace?
This Filter, interior air replaces OE part numbers: 20945865, 64116823725, 64116823726, 64116835405, 64116835406, 64119321875, 64316835405, 64316835406 and 4 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Filter, interior air cost?
This PURFLUX Filter, interior air is available for £24.99. Filter, interior air prices vary depending on brand, specifications, and vehicle compatibility. PURFLUX 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, interior air?
Replace when you notice reduced airflow from the HVAC system, persistent musty odours, increased noise when the fan is running, or fogging windows. Most cabin filters should be changed every 15,000-25,000 miles.
What tools do I need to replace a Filter, interior air?
Tools needed: flat-head screwdriver or 8mm socket may be required to remove the glove box (location and access varies by model -- check the vehicle handbook). Difficulty: Easy DIY. Safety warning: Wear a dust mask when removing a heavily contaminated cabin filter -- it traps fine particulates, allergens, and bacteria.
Can I use this part as a replacement for OE 20945865?
Yes, this PURFLUX Filter, interior air is a direct replacement for OE part number 20945865. 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 PURFLUX AHC428-2 the same as the PURFLUX AH101?
No, while both are Filter, interior air parts, they are different products. The PURFLUX AHC428-2 has Length [mm]: 233 mm, Width [mm]: 115 mm, Height [mm]: 32 mm. The PURFLUX AH101 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.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
