I hadn't noticed kevlar's bike was a 2006. One thing that Burlington's site says is that the alternative cover is for 2006+ FZ1's and FZ6's. However, I'm pretty sure 2006 FZ1's had the same speedo and cover as 2008+ FZ6 models.
At any rate, oemmotorparts.com has the older cover. It's $27-ish...