Originally Posted by ChrisBuer
I can echo the comments here about the N55 pipes and FMIC. I started with a remap only which took my car to 401 BHP (flywheel). After the midpipes and the FMIC were installed, this figure increased to 431 BHP. Throttle response improved massively along with a noticble improvement in the way it now holds stronger boost for longer.
Would you attribute the increased throttle response to the mid-pipe?