lmao...i went to my local dealer and to my surprise the manager knows absolutely nothing about car audio....he wuz trying to tell me tht treo products have no sound quality and also tht jl audio is a very inefficent brand......wtf its true tht all these ppl want is to sell sell sell sell......also he didnt even know bout the big three....he also sed in a high powered system a alternator isnt required.........tht guy is a bigger idiot tht micheal jackson raping a naked little boy.......hh btw im am drunk off my a$s but everything i typed is true