Originally Posted by Riptide

Just for a reference point Mishri's auto has pulled a 13.5 with the 4.10, cmdp, udp, lca, and cai plus 93 tune. No blower. And this was with street tires on a day where the density altitude was over 4200'. 2.1 60'.

In my opinion that vortech ought to be able to get you into the low 12s if you're running in good air.