Xtreamer SideWinder Two-Sided Passive Cooling Mod Kit for Xtreamer MK1 (Original Xtreamer) Easy to Install --Comes with everything you need included! Solid Gauge Heatsinks provide excellent heat dissipation Official Product Designed by Manufacturer (Xtreamer)-Guaranteed to fit! Sleek-Looking Design: Give your Xtreamer a Cool New Look Eliminates Fan Noise on your Xtreamer--Make it totally Silent!