People have been low 10's with a 62mm ported stock TB. Ryan Guy in OR went 9.99 with one. They work and work well.
70mm I'm sure frees up some power.... but is it worth the $$$? I agree if you have 3" intercooler piping it should probably be there.
-GNX7
70mm I'm sure frees up some power.... but is it worth the $$$? I agree if you have 3" intercooler piping it should probably be there.
-GNX7
