Ordered my SCt tuner...now the questions

With the mods below what kind of power gains can I expect?

Temp F. 78
Reliative Humidity 0
Absolute Barometer 30.25

R/T .199
60' 2.302
330 6.143
1/8 9.266
mph 78.35
1000 11.967
1/4 14.236
mph 99.38
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1996 Cobra

http://www.mustangmods.com/data/14622/forums_sig.jpg

BBK Caster Camber Plates
Lowering Springs
Hallowed out mass air
Air Hog replacment filter
Mac Catback
BBK O/R H Pipe Installed after 7/15/05