Im doing 12s with only WMS CAI, 4.10s, Off-road x-pipe, TCI 3000 stall, my own tune with HP Tuners, everything else stock. Best to date has been 12.76 @ 106.7. DA does affect the et's, lately I average 12.90s @ 106.1 now that DA is high in my area.
Here is a cool tool for DA. It shows your...