Best advice SAVE YOUR MONEY!!!
but if you have extra to spend then....
1. Before you decide to do anything read this website and NASIOC and all the stickies until your eyes bleed or your head explodes (whichever comes first)..
2. then decide if you really still want to do the "mods" your talking about (ie. BOV)
3. then once you decide on which mods are actually worth your time and what you want out of your car (daily driver, drag, etc)..Research Research Research all the products before you go and buy some POS off ebay..
4. Post pictures of your car
5. Enjoy your new ride