Not sure what you meant by the Powerdyne but without a doubt, I bet a Powerdyne XB-1 on a 2001 Cobra could be a monster. My old 95GTS made 470rwhp with the XB-1 while its heads/intake left a lot to be desired. I bet with full exhaust, tune, 11lbs of boost, a 2001 Cobra would be 500+rwhp with...