Linksys WRT54GL v1.1 USB hardware mod - Kulverstukas's blog
US 12V Power Adaptor for the Linksys WRT54G V5 Router by myVolts
Amazon.com: DD-WRT Mega - Linksys WRT54G-RG with Heatsink Router Repeater Bridge USB VPN Ready WiFi WAN Wireless N Access Point AP [DD-WRT PREINSTALLED] : Electronics