friend of mine just finished his spl install.consisting of goliath and colossus(hifonics) and alpine headunit(9835).HU has built-in parametric eq.so is there any advantage of buying epic160,besides having in-dash spl meter? thanks

EIPC are crap, refer here instead:
http://www.caraudioaustralia.com/forums/in...showtopic=64535