Some other really cool Guitar stuff to check out:
FU-TONE (http://www.fu-tone.com/catalog/index.php?main_page=index) Performance Upgrades for your Guitar
Seymour Duncan (http://www.seymourduncan.com/) Guitar, Bass Pickups and more.
DiMarzio (http://www.dimarzio.com/) Guitar Pickups and more.
EMG Inc. (http://www.emgpickups.com/) Guitar, Bass Pickups