Amazon.com has the Corsair Air Series CAFA50 Performance CPU Cooler Fan for a good price.

Item has a rating of 4.5/5.0 from 6 reviews

Pricegrabber Price : $50.15 Shipped

1. Amazon Price : $26.19 Shipped
2. Rebate Price : -$15.00 ( Exp : 7/31/11 )
Final Price : $11.19 Shipped After Rebate