I can vouge for the subs too....I've had 1 15" 9500, then 2 12" 9500's then finally 2 15" 9500's so I've had basically every set up besides one 12 and these subs def banged like ****..You would think with a 4" coil on the 15's they'd handle more powa but the motors are like gold lol Sold my...