Swiftech® releases their flagship Apogee™ XL2 waterblock for retail sales. A worthy successor of the award winning Apogee XL, the XL2 high performance waterblock features a fine-tuned flow rate, an improved retention mechanism, and Modder-friendly  features such as: all clear acrylic housing construction, addressable RGB LED’s lighting technology which allows users to change the block color at the touch of a button, and removable front plate for after-market customizations. The Apogee XL2 is available in two versions: with or without the Iris-ECO ALED controller.  Product Page.