Where will this get me?

Okay boys i got a question for u all.....I'm planing to do the following mods to my 96 gt automatic convertible or have already done some ...where will this get my times in the quarter mile?

Mods:
Flowmaster American Thunder Exhaust
Mac Prochamber
4.10 Gears
B&M Shift Kit
Eibachi Drag Springs
Lakewood struts and shocks
Nitto Drag Radials
B&M Stall converter 2800rpm
Hypertech Power Programmer
Zex Dry 75hp shot of Nitrous

I hoping with all of this i can break into the 12s...Do you think that is possible...I gotta beat this kid who has this eclipse gsx that runs 12s..

wat do u have on ur car?

thanks mineral gray i'll look into the head swap