Best PC Cooling Deals, Drives & Accessories on Sale
Amazon has a 5-pack of the ARCTIC P12 PWM PST Pressure-Optimized 120 mm Case Fans (Black/Black) for $31 with free shipping. One fan sells for $10 at Newegg.
Features a wide-range PWM fan with 4 direct contact heat pipes that provides thermal performance for CPU while keeping the noise at a low level.
Amazon has the Thermaltake ToughFan 12 High Static Pressure 2000 PWM Metal-Reinforced Motor Hub Gen.2 Hydraulic Bearing Case / Radiator Fan (Single Pack, CL-F117-PL12BL-A) for $17 with free shipping on $25+ or with Prime. Currently $28 at Newegg.