help me make my van faster please

Okay i have a 95 grandcaravan 3.3 liter..front wheel drive... it has 142000 and its still running strong.. i love my old crappy van lol..okay anyway my question is how can i make it faster i thought about cold air intake or super charging it...i cant find any of those parts for it though is there a site i can order it from or something else i can do? please help.. thanks so help me..thanks

Find a way to put an SRT-4 motor in it.