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Details
| Specification | Value |
|---|---|
| Brand | BOSCH |
| Category | Filter, interior air |
| Length [mm] | 312 mm |
| Width [mm] | 193 mm |
| Height [mm] | 35.5 mm |
OE/OEM numbers (2)
Search by this OE number to find compatible parts
- AUDI / VW—4A0819439
- AUDI / VW—4A0 819 439 A
Where this part fits
Original-fit position for OE 4A0819439. The red ring marks where this part installs on the vehicle.
About this product
BOSCH Filter, interior air (1 987 432 024) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Length [mm]: 312 mm, Width [mm]: 193 mm, Height [mm]: 35, Rubber mm, Quantity: Steel, Filter type: 21 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI 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: 10301025, 10311025, 1 987 431 024, 1 987 432 024 and 51 more. Matching these numbers confirms a like-for-like replacement with no loss of function. BOSCH 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 from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
About BOSCH
Robert Bosch GmbH, founded in 1886 in Stuttgart, Germany, is one of the world's largest automotive parts suppliers. Bosch specialises in braking systems, fuel injection, spark plugs, alternators, and electronic engine management. As an OE supplier to virtually every major car manufacturer, Bosch parts meet or exceed original equipment specifications. With over 130 years of engineering innovation, choosing Bosch means choosing proven reliability backed by extensive research and development.
Suitable cars
Equivalent products (56)
Show all 56 OE numbers
Filter, interior air BOSCH 1 987 432 024 — compatible car models
| Car models | AUDI: 100 C3 Avant (445, 446), 100 C3 Saloon (443, 444), 100 C4 Avant (4A5), 100 C4 Saloon (4A2), 200 C3 Avant (447, 448), 200 C3 Saloon (447, 448), A6 C4 (4A2), A6 C4 Avant (4A5), A6 C5 (4B2, 4B4), A6 C5 Avant (4B5, 4B6) (+1 more) |
|---|---|
| Engines | 1.8 Cat quattro; 1.8 Cat; 2.0 E; 2.0; 2.2 20V Turbo quattro; 1.8; 3.6 quattro |
| Year of manufacture | 1982-2006 |
| Manufacturer article number (MPN) | 1 987 432 024 |
| OE part numbers | 4A0819439, 4A0 819 439 A |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
BOSCH 1987432024 Filter, interior air. Filter type: 21. Height [mm]: 35,5 mm. Length [mm]: 312 mm. Quantity: 1. Version with active carbon (Art. No.): 1987432324. Width [mm]: 193 mm
- 1x Filter, interior air
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- 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 AUDI 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 BOSCH Filter, interior air have?
This BOSCH Filter, interior air has the following specifications: Length [mm]: 312 mm; Width [mm]: 193 mm; Height [mm]: 35,5 mm; Quantity: 1; Filter type: 21; Version with active carbon (Art. No.): 1987432324. 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: 4A0819439, 4A0 819 439 A. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Filter, interior air cost?
This BOSCH Filter, interior air is available for £14.99. Filter, interior air prices vary depending on brand, specifications, and vehicle compatibility. BOSCH 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 4A0819439?
Yes, this BOSCH Filter, interior air is a direct replacement for OE part number 4A0819439. 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 BOSCH 1 987 432 024 the same as the BOSCH 0 986 628 502?
No, while both are Filter, interior air parts, they are different products. The BOSCH 1 987 432 024 has Length [mm]: 312 mm, Width [mm]: 193 mm, Height [mm]: 35,5 mm. The BOSCH 0 986 628 502 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.
