Polk has designed and built db Series speakers to deliver the powerful, precise sound of premium speakers, but without the big price tag! And check out the cutting-edge looks textured woofer cones and MOMO-inspired, wheel-style grilles add the right touch if you're customizing your ride.
The db525 5-1/4" speaker combines a polymer/mica composite woofer with a rubber surround to keep the midbass crisp and clean. You'll enjoy the smooth high-frequency reproduction of the liquid-cooled, silk/polymer composite 3/4" dome tweeter. And, instead of the high-pass filter found in most car speakers, a built-in 2-way crossover network sends the appropriate frequencies to each driver for cleaner sound and better imaging.
Don't limit yourself to only using these speakers in your car they've passed tough environmental testing that certifies them for marine use as well.