Quote Originally Posted by Paddy
More for noise I think, manufacturers give some HP increase figures of in or around 3-5hp, not any way noticeable really. Definitely will need a heat shield though otherwise you're sucking in hot air. Some kits can be got with longer piping so the filter sits low on the front to get denser cold air as you drive, supposed to be better for mix ratio.
Thanks Paddy, you have a carbon Simota intake dont you? Would you notice the difference between that and the standard airbox?

Thinking about getting the Dave F on e36coupe, but its for an M3 so unsure if it will fit an M52.