eBay

This kit has:

* 2 Intel Xeon X5690 CPUs

* 1 3mm Hex t-key wrench (To remove and reinstall heatsink)

* 1 High quality thermal paste

* 2 Chem pads (To clean CPU and heatsink)

Same day handling, expedited shipping, ship from USA.

Only intended for Mac Pro 2010 and 2012 dual CPU model. No Mac Pro 2009 support!