How much more horse power will these mods add to a 2003 Honda Civic SI?

Sam

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-a Injen cold air intake
-DC Sports Shorty Header
-Full Skunk 2 exhaust
The car also is lowered on coilover springs and has 17inch motegi wheels. How much horsepower do you think this car puts out now. It is 160hp stock.
Thanks
 
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