MAC cone filter, 3.5" inlet, 9" long, ~5-6" at the big end and 4" at the small end. And I'll throw in an almost new K&N filter cleaning kit if you buy it. $25 plus shipping.
(http://i28.photobucket.com/albums/c223/Red_LX/IM000051.jpg)
(http://i28.photobucket.com/albums/c223/Red_LX/IM000050.jpg)
Will you take 20 shipped?
No. It's gonna cost me at least $8 just to ship the thing.