Heres a link to my buddies 350hp custom turbo setup on the 3.4.
http://www.samsonfab.com/phpbb2/viewtopic.php?t=34
This should answer all your questions regarding stupidchargers vs turbochargers.
Heres a direct bolt on for tacoma turbos - remote mounted.
http://www.ststurbo.com/toyota_tacoma