Originally Posted by Technic
There are at least 20whp AWOL here...
That's what I keep trying to tell him...but he refuses to accept it.
Those numbers are LOW
for the combined performance of all the installed parts plus
a custom ECU tune. (even on a Mustang dyno)
The OP has...
High flow MS air filter
RPI GT full cat delete
/w/ x-pipe + rear mufflers (free-flowing header back exhaust system)
AA 16% underdrive pulley
Custom ECU dyno tune
93 octane unleaded gasoline
This setup does not = 358 rwhp , 254 lb./ft trq.