i would like to mod my volvo 240 wat would be the best things to add to it? and where culd i buy them ?

i dont want somethin to to expensive

Here's something I came across:
http://neptune.spacebears.com/cars/stories/ramair.html
I'm not sure if this will really do that much for your car...I personally wouldn't do this to my volvo.

yea i dont want somethin like that

www.truckperformance.com has some parts for your car like a K@N filter for $34.83 They are reasonably cheap and have fast shipping.