N20 Engine: Engine Oil Filter Application. INFORMATION The current version of EPC does not provide all available options for the engine oil filters that are used in the N20 engine. The illustrations below will help identify the proper engine oil filter application until the EPC is corrected. Vehicles produced prior to 6/2012 will be equipped with a black plastic oil filter housing (1). In this case, engine oil filter kit P/N 11 42 7 634 291 should be used. Vehicles produced as of 6/2012 and later will be equipped with a silver aluminum oil filter housing (1). In this case, engine oil filter kit P/N 11 42 7 640 862 should be used.