The evercool chipset cooler does not fit on the P35 version, so I doubt it will fit on this. There is a small component right above the sb heatsink that interferes with any round chipset cooler. I ended up getting aone of these:

http://www.svc.com/cnb-s1l.html

Yes, it's passive, but it was a perfect fit and it's solid copper. It cools a heck of alot better than the stock aluminum one does.