Cabin filter Seat Leon III (2012–2020) — Mann, Mahle, Filtron, WIX
Cabin air filter for Seat Leon III (2012–2020) — compatible part numbers from Mann, Mahle, Filtron, WIX, Hengst, dimensions and replacement interval.
Technical Specifications
| Parameter | Value |
|---|---|
| Make / Model | Seat Leon III |
| Production Years | 2012–2020 |
| Filter type | activated-carbon |
| Filter size | 270×195×31 mm |
| Replacement Interval | 20 000 km |
Compatible Cabin Air Filters
| Manufacturer | Part number |
|---|---|
| Mann-Filter | Mann CUK2939 |
| Mahle / Knecht | Mahle LAK12 |
| Filtron | Filtron K924A |
| WIX Filters | WIX WP9006 |
| Hengst | Hengst E998LiC |
Replacement Interval
Replace the cabin filter every 20 000 km or once a year — whichever comes first.
In areas with heavy pollen or high pollution, replace every 10,000–15,000 km or every 6 months.
Signs of a Clogged Cabin Filter
- Reduced airflow from the HVAC vents
- Musty or unpleasant odour inside the cabin
- Foggy windows that are slow to clear
- Increased allergens/dust inside the car
FAQ
Which cabin filter fits Seat Leon III?
Mann Mann CUK2939, Mahle Mahle LAK12, Filtron Filtron K924A. Size: 270×195×31 mm. Filter type: activated-carbon.
How often should I replace the cabin filter on Seat Leon III?
Every 20 000 km or once a year. In dusty or high-pollen environments, every 6 months.
What is the difference between standard and activated-carbon cabin filters?
Activated-carbon filters (Mann CUK, Mahle LAK series) additionally absorb odours and harmful gases. Standard filters only capture particles. If you drive in heavy traffic or urban areas, activated-carbon is recommended.
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