The K&N air filter 33-2488 for BMW 3er (F30/F31/F80) M 3 431/450/460 PS consists of cotton, with about 40% more airflow compared to a original air filter BMW of 3er (F30/F31/F80). The K&N air filter 33-2488 is thinly coated with a special oil to achieve an optimum filtering effect and to grant long service intervals for a BMW 3er (F30/F31/F80) M 3.
By using a K&N air filter, the power of a BMW 3er (F30/F31/F80) M 3 and increased fuel consumption can be reduced.
