37CFM out of a 120MM? Yikes.. :\
You're better off with Yate Loons. I ordered 3, got one in the front of my case and two for when I upgrade my radiator. They're awesome.
Sony VAIO CS110E 14.1" :: Core 2 Duo T5800
3GB DDR2-800 :: 250GB HDD :: Intel Media Accelerator
Gateway GT4024 :: Intel Pentium D 805 :: 1GB DDR2-667
700GB of Storage :: ATi Xpess200 :: Sharp AQUOS 32" 720p