The db models have been styled with “tuner” automotive enthusiasts in mind—from the wheel style grilles to the textured driver cones, db says “hot car.” But Polk's db series offers much more than great styling. The full force of Polk Audio’s award-winning engineering went into developing high performance to match the cosmetics. All of the components in the db Series benefit from Polk’s Dynamic Balance technology that stems from a joint research project between Johns Hopkins University's Center for Non Destructive Evaluation and Polk Audio.
The new db Series has been built tough to withstand the rigors of exposure to the sun, water and salt to earn Marine Certified status. db Series speakers are perfect for use in boats of all types.
- 8" Dual 4 ohm db Series Subwoofer
- Power Handling:
- Peak: 360 watts
- RMS: 180 watts
- Impedance: Dual 4 ohm
- Black dynamic balance polymer composite cone
- Santoprene surround
- Fire-retardant flat NOMEX spider
- Marine certified
- 1-1/2" 4-Layer kapton voice coil
- Frequency response: 30-200 Hz
- Sensitivity: 85 dB
- 1-year SonicElectronix.com warranty
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Average Customer Rating is 4.6 out of 5 stars:
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Average Attributes Rating:
| Durability | | 4.5 |
| Value | | 4.5 |
| Features | | 4.6 |
| Design | | 4.9 |
| Usability | | 4.9 |
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Quick Comparison:
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Most Helpful Customer Reviews:
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Review by
M from YORK
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Great speaker for the price your staff was very helpful.
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Review by
peter from Weatherford, TX
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This item is very cost effective and has great sound depth and speed. I would choose 8" over 10" or 12" any day because or their performance. Added to that, it is dual voice coil which that in itself makes it better.
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Review by
JZ20050 from Howards Grove, WI.
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Installed in a VW Golf. sounds great.
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Review by
Matt from Rancho Cordova, CA
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used 2 of these subs, one in each door. along with 3 6.5 polk components per door. these provided great midrange and really filled in the frequencies where the subs couldn't hit. Gave them a solid 175 watts rms and they, to this day, take all the power like little champs. order with the matching grills. perfect match to the other polk audio products. and to top it off, no better customer service than that from sonic. thanks guys. will be back. think my wifes stereo needs a redo.....
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Review by
Douglas766 from Clinton Pa.
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Got rid of my 2 ten inch subs and amp to make more room in my hatch. Put this sub in a ported box running off of the factory amp with a passive crossover and after market head unit. Hard to believe an 8 inch is putting out that much sound. I even had to turn the amp down a bit. I'm glad I got it. No wires, but it comes with nice Allen head mounting screws. Great value in my book!
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For more information on wiring subwoofers, visit our Subwoofer Wiring Guide:
Subwoofer Wiring Guide