more power is never bad..
watch your gains, and yo uwill be fine..
by having that extra power on hand (known as headroom) you will likely actually get better Sq...
more available from teh amp for those peaks in teh music...
just watch your gains.. (plus, with your gains set lower, your THD will bel ower..
essentially, most amps sound the same, and the speakers will ALWAYS be teh weak link in a decent system.
fitting them in your doors? good luck...
hope you like fibreglass...
the Type R's fit in like 3 stock locations, lol and the X's arent much bbetter...
you will probably have to make a mounting ring, and in all likelyhood some pods, opr kicks...