Air filter cross reference chart for BMW to K&N Filter.
BMW part number followed by cross reference to K&N part number:
13711256410 . . . . . E-2630
13711287480 . . . . 33-2577
13711311880 . . . . 33-2078
13712243783 . . . . 33-2706
13712247444 . . . . . E-2657
13720742120 . . . . . E-2630
13721247405 . . . . 33-2733
13721257764 . . . . . E-2850
13721271254 . . . . 33-2005
13721287481 . . . . 33-2577
13721287482 . . . . 33-2577
13721307259 . . . . 33-2559
13721702907 . . . . 33-2752
13721705050 . . . . 33-2599
13721707021 . . . . 33-2573
13721707050 . . . . 33-2059
13721715881 . . . . 33-2059
13721726916 . . . . 33-2078
13721730946 . . . . 33-2070
13721730946 . . . . 33-2628
13721736675 . . . . 33-2142
13721736675 . . . . 33-2675
13721744869 . . . . 33-2070
13722242025 . . . . 33-2594
This chart is for reference purpose only and we make no claims of representation. Check with manuafacturer for accuracy verification of correct air filter application.