6.4 horsepower and torque

[powerstrokecory]

what kind of horsepower is everybodys getting out of there 6.4 and what torque?what mods do u have to get the power? im thinking about trading in my 6.0 for a 6.4 is that a good idea?

[11SuperDutyKR]

I've ready many many forums...most people with simple custom tune, exhaust w/ delete, and intake are getting a little over 500+hp, 1100+tq.