Polk db571 Speaker, 90 W RMS, 200 W PMPO, 2-way

from Bobby

I have an alpine head unit, polks all around interior (4) and an L7 15" solo beric Kicker in an 3 1/2 ft by 2 1/2 ft, 8 in by 7 in porter kicker box with a 1000w Kenwood amp pushing it in my 2002 Explorer. Thinking of amping the polks, but dont need to.

from derrick

I just got these speakers and they are great not a single thing wrong with them.Plus i got an amp for em and WOW even better.I tell all my friends to buy polk speakers.

from Johnny

installed two of these in my rear door speakers powered by the factory head unit. after installing the first speaker, I compared sound quality between the two. even without an amp, the sound quality is far superior to factory. installing the front speakers tomorrow. have ordered an alpine class D...

from Brown Bear

I have 2 pairs of these speakers in my 98 explorer. The 5x7 speaks are run by a MTX 564. I have 2 elemental designs 15 inch subbies run by a memphis 1000d. Pioneer deck w/ i-pod hookup and a optima yellowtop battery. This system sounds as good as my Bose lifestyle home theater. My main man C...

from Michael

Put two pairs of these in my wifes 2010 Mazda3. She had the stock speakers still. After putting these in the sound of her car was amazing! I still need to get her some tweeters to replace the stock ones but the sound has been immensely improved by these speakers. If you are looking for a cheaper ...