Newegg has a fantastic rebate deal for the ASUS RT-N13U Wireless N Router. This router does WiFi N (the latest in WiFi), doubles as a printer server, all the security you could dream of, 4 Ethernet ports, 11 channels and a USB port.
The price is $48.99 – $20 mail-in-rebate + $7.28 S&H = $37.27!
This deal ends 3/31
Amazon also has it for $38 but no tax (in case you live in Cali)