http://www.e90post.com/forums/showthread.php?t=90706
refer to this thread before you ask any more mindless performance questions you lazy self indulging toddler...
Or even better, PM any of the site vendors with your questions as they are often times very helpful although I doubt you have any money to actually spend on these kinds of things nor do you actually own a 335i, you are wantonly day dreaming and cluttering up an otherwise productive forum with your ignorance.