Newegg has the OCZ StealthXStream 500W Power Supply for $30 after rebate and $10 coupon code EMCAKBGCH. Free shipping.
$70 - $30 MIR - $10 Coupon = $30 Shipped
http://www.newegg.com/Product/Product.aspx?Item=N82E16817341012
$70 - $30 MIR - $10 Coupon = $30 Shipped
http://www.newegg.com/Product/Product.aspx?Item=N82E16817341012