I think there are two depths to the K&N filter panels
- the deep one which you seem to have bought and a shallower one.
I have both in my garage (but for M900) - the deep one fits open tops - which I have
The shallower one is same depth as original and fits with the lid on.
I got the shallow one from here:
http://www.ebay.co.uk/itm/3007434556...84.m1497.l2649