on the '02 l7's a lot of people had problems with the tinsel leads snapping, my friend had one though in his '67 vw bug and it fuggin pounded the crap out of that little car. good subs
Tha main difference is the RMS, I myself like the ones before the silver cone with blue insignia which I believe are the 04/05 perhaps I am wrong, the silver with red in the middle