G.SKILL Ripjaws X Series 16GB SDRAM DDR3 2133 (PC3 17000) Memory $114.99

Newegg.com has the G.SKILL Ripjaws X Series 16GB (4 x 4GB) 240-Pin DDR3 SDRAM DDR3 2133 (PC3 17000) Desktop Memory for $114.99 with Free Shipping.