Isn't the 335i direct injected too? Well, it is, so why doesn't the N55 have a similar clackity clack noise?
My car is direct injected too...
2006 BMW E60 520d SE 6MT
2009 BMW E90-LCI 330d SE 6MT
Current: 2012 F30 328i Luxury 8AT
2015 Audi A6 Avant Ultra, Black Edition (sorry!)