The BMC Air Filter FB521/20 was manufactured developed and, in order to guarantee a higher air passage opposite the conventional paper filter one Mercedes Class C (w204/c204/s204) C 63 AMG Performance P+.
By the replacement of the paper filter with a BMC Air Filter FB521/20, with which the same technologies and materials of the formula 1 - Filter are used, clear advantages result to series vehicle also at Mercedes.
