Fry's Electronics offers the Corsair Hydro Series H90 CPU Liquid Cooler, model no. CW-9060013-WW, for $74. This $30 mail-in rebate cuts it to $44. With free shipping, that's the lowest total price we could find by $46 and the best price we've seen. Features include an 140mm fan, copper CPU cooling plate, and easy-bend tubing. Rebate expires December 18.