best air filter for fzs with...

[mike26]

hi guys,
what do you think is the best airfilter for a fzs 600 with
quill exhaust
non-standard downpipes unsure on make
stock gearing
stock carb set up



basically i would like a little more power in mid range where the power drops
cheers mike

[Gnasher]

K & N cleans it up very nicely