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Details
| Specification | Value |
|---|---|
| Brand | KOLBENSCHMIDT |
| Category | Filter, interior air |
| Length [mm] | 195 mm |
| Width [mm] | 195 mm |
| Height [mm] | 40 mm |
OE numbers (10)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—203 830 03 18
- MERCEDES-BENZ—203 830 04 18
- MERCEDES-BENZ—203 830 05 18
- MERCEDES-BENZ—203 830 12 00
- MERCEDES-BENZ—203 830 21 18
- MERCEDES-BENZ—A 203 830 03 18
- MERCEDES-BENZ—A 203 830 04 18
- MERCEDES-BENZ—A 203 830 05 18
- MERCEDES-BENZ—A 203 830 12 00
- MERCEDES-BENZ—A 203 830 21 18
Where this part fits
Original-fit position for OE 2038300518.
About this product
The KOLBENSCHMIDT Filter, interior air (50014256) 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]: 195 mm, Width [mm]: 195 mm, Height [mm]: 40 mm, Vehicle Equipment: Steel, Filter type: Carbon. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit MERCEDES-BENZ 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: 001-20-01858, 012 320 0012/S, 02.59.131, 17106K and 39 more. Matching these numbers confirms a like-for-like replacement with no loss of function. KOLBENSCHMIDT 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 (35)
Show all 35 OE numbers
Filter, interior air KOLBENSCHMIDT 50014256 — compatible car models
| Car models | MERCEDES-BENZ: C-CLASS Coupe (CL203), C-CLASS T-Model (S203), C-CLASS (W203), CLC-CLASS (CL203), CLK (C209), CLK Convertible (A209) |
|---|---|
| Engines | C 160 Kompressor (203.730); C 180 (203.235); C 180 (203.035); CLC 180 Kompressor (203.746); CLK 200 CGI (209.343) |
| Year of manufacture | 2000-2011 |
| Manufacturer article number (MPN) | 50014256 |
| OE part numbers | 203 830 03 18, 203 830 04 18, 203 830 05 18, 203 830 12 00, 203 830 21 18, A 203 830 03 18, A 203 830 04 18, A 203 830 05 18, A 203 830 12 00, A 203 830 21 18 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
KOLBENSCHMIDT 50014256 Filter, interior air. Filter type: 8. Height [mm]: 40 mm. Length [mm]: 195 mm. Vehicle Equipment: 1. Width [mm]: 195 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 MERCEDES-BENZ 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 KOLBENSCHMIDT Filter, interior air have?
This KOLBENSCHMIDT Filter, interior air has the following specifications: Length [mm]: 195 mm; Width [mm]: 195 mm; Height [mm]: 40 mm; Vehicle Equipment: 1; 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: 203 830 03 18, 203 830 04 18, 203 830 05 18, 203 830 12 00, 203 830 21 18, A 203 830 03 18, A 203 830 04 18, A 203 830 05 18 and 2 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Filter, interior air cost?
This KOLBENSCHMIDT Filter, interior air is available for £51.99. Filter, interior air prices vary depending on brand, specifications, and vehicle compatibility. KOLBENSCHMIDT 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 203 830 03 18?
Yes, this KOLBENSCHMIDT Filter, interior air is a direct replacement for OE part number 203 830 03 18. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
