performance boost

I really don't know what I want to do with my mustang engine. Everything is stock its only roughly around 80,000 miles on it I just really want my car to have more power and more speed I just know its more to it its just feel like its dragging even with the pedal to the medal. What should I do...

First of all... I know that there is a sticky forum for cold air intakes but I don't want this to be missed among the numerous posts. My 02 GT has a chip of some sort that was installed by a previous owner and I have no clue what it is for... or how to find it and figure it out. All I know is...

I have a 2007 V6 4.0 Mustang and just wanted to know if you had any suggestions on what I should do for a performance Boost, but the catch is I dont have "a lot" of cash to spend :gringreen, So im looking for smaller "starter" upgrades. Im new to working on my engine so any tips will help a ton...