yes, I want the benefit of 550's.  I'll be running a BPU++ min (cams gears, and fmic with hardpipes).  With that setup, I'll be 420rwhp EASY.  that would be pushing it on 440s.  great news with the ecu though!
edit*
This is all includeing an rsr exhaust, bcc, intake, and bcc, all at 18 psi.  I...