i had a chance to go in to this in 07..i was crazy...i wonder if that guy with the ford thunderbird is going to drift again..never saw that coming........
i did a while ago..i bought a JVC headunit with a small 3.5" screen so rather than getting a 7", i decided to get dual sunvisors monitors.....here is my finished install..enjoy or hate.....no matter.....
i got my shocks online at advancespeedshop.com here is the link http://www.advancespeedshop.com/mazda-protege-c-33_212_364_1775.html
to the best of my knowledge, you can also try RONS.