Air filter Opel Insignia A A20DTH (2.0 CDTI) — Mann, Mahle, Filtron
Air filter for Opel Insignia A A20DTH (2.0 CDTIL, 2008–2017) — dimensions, Mann, Mahle, Filtron, WIX and Hengst part numbers, and replacement interval.
Technical Specifications
| Parameter | Value |
|---|---|
| Make / Model | Opel Insignia A |
| Engine Code | A20DTH |
| Displacement / Fuel | 2.0 CDTIL diesel |
| Production Years | 2008–2017 |
| Filter size | 368×202×30 mm |
| Replacement interval | 15 000 km |
Compatible Air Filters
| Brand | Part Number |
|---|---|
| Mann-Filter | Mann C26110/1 |
| Mahle / Knecht | Mahle LX2342 |
| Filtron | Filtron AP175 |
| WIX Filters | WIX WA9620 |
| Hengst | Hengst E910L |
Replacement Interval
Replace the air filter every 15 000 km or once a year, whichever comes first.
In urban environments with high dust levels, replace more frequently — every 10,000–12,000 km.
Signs of a Clogged Air Filter
- Increased fuel consumption of 5–10%
- Reduced acceleration performance
- Black smoke from the exhaust (diesel engines)
- Fault code P0171/P0174 (lean mixture) on petrol engines
- Visibly dark, dirty filter element on inspection
FAQ
Which air filter fits Opel Insignia A A20DTH?
Mann Mann C26110/1, Mahle Mahle LX2342, Filtron Filtron AP175. Filter dimensions: 368×202×30 mm.
How often should the air filter be changed on Opel Insignia A?
Every 15 000 km or annually. On unpaved or dusty roads, replace every 8,000–10,000 km.
Can the air filter be cleaned instead of replaced?
Disposable paper filters (Mann C26110/1, Mahle LX2342) are not washable. Washing destroys the filter medium and compromises filtration. Always fit a new filter.
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