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About this part
What it does. Mann Filter MANN-FILTER BASE Air Filter Mann-Filter 1099-C 17 012/1 keeps dust and debris out of the intake so the engine draws clean air.
Symptoms that point to this part
- Reduced fuel economy
- Sluggish acceleration
- Visibly dirty or clogged filter element
Service note. Typically inspected at every service and replaced roughly annually.
Fitment. Catalogued as fitting 2018–2020 Audi A4, 2018–2020 Audi A4 Quattro, 2018–2019 Audi A4 Allroad. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.