This is a 3" replacement filter for your Active Autowerke Supercharger Kit.
-Active Autowerke SC kit for BMW E36 325i
-Active Autowerke SC kit for BMW E36 328i
-Active Autowerke SC kit for BMW E36 M3 Level 1
Please confirm your filter size by measuring.
This is an Active Autowerke Spec Green Filter.
Don't discard your old GREEN filter. Use the GREEN FiIter Cleaning KIT to help restore the life in your old GREEN filter. Just have it cleaned and ready for use. You can now rotate the filters whenever the need arises. u00a0Learn MORE