The K&N air filter E-0646 for Audi A4 (8W/B9) 2.9TFSi (RS4) 450 PS consists of cotton, with about 40% more airflow compared to a original air filter Audi of A4 (8W/B9). The K&N air filter E-0646 is thinly coated with a special oil to achieve an optimum filtering effect and to grant long service intervals for a Audi A4 (8W/B9) 2.9TFSi (RS4).
By using a K&N air filter, the power of a Audi A4 (8W/B9) 2.9TFSi (RS4) and increased fuel consumption can be reduced.
technical data
Article No.
E-0646
Brand
Audi
Model
A4 (8W/B9)
Year
11/17-
Engine
2.9TFSi (RS4)
Power
450 PS
K&N Air Filter No. E-0646 for Audi A4 (8W/B9) 2.9TFSi (RS4) (450 PS), from 11/17