I ran them on my 02', my 04' and now my 01', my son ran one on his 01' when he owned it.
It is a little challenging to get the filter on within the confines of the box but I've done it enough that it's not a problem anymore. It would help if the filter was 1" shorter
leave everything loose until you get the filter tight, then go back and align everything.
the performance shop that put my new turbo on liked Volant although they did not sell them, they're the only aftermarket cool air box I've used so they're all I know but I do like them
Seat of the pants and added noise I think they really work!